Bio-Strath Circuit
{{Infobox tennis tournament
|name =Bio-Strath Circuit
|type = Defunct
|event name =
|tour =ILTF Grand Prix circuit, (1970–71)
|founded = 1970
|ended = 1971
|location = Cardiff–Wales
Birmingham–Midlands
Droitwich–Midlands
Edgbaston–Midlands
Exmouth–South West
Malvern–Midlands
London–South East
Lytham St Annes–North West
Sheffield–South Yorkshire
Stourbridge–Midlands
Solihull–Midlands
Wolverhampton–Midlands
|website =
}}
The Bio-Strath Circuit {{cite news |title=RECOVERY:Australian Kim Warwick survived a late recovery by countryman John Manderson scoring 8-9, 6-2, 7-5 to win the Bio-Strath final at St Annes. The tie breaker was used in a tough first set. Warwick now heads the Bio-Strath Circuit, which consists of ten tournaments, Ecuador's Maria Guzman won the women's final.|work=Sunday Mirror |publisher=The British Newspaper Archive |date=30 May 1971 |location=London, England |page=38}} was a series tour of British tennis tournaments sponsored by the Swiss company Bio-Strath AG,{{cite web |title=Sponsoring |url=https://bio-strath.com/en/about-us/sponsoring-pat-burgener/ |publisher=Bio-Strath AG |access-date=19 January 2023 |location=Zurich, Switzerland |date=22 June 2022}} a producer natural food supplements for sports people from 1970 to 1971. The circuit usually began in mid spring in April and ended in late summer in early August.
History
The Bio-Strath tennis circuit was a series tour of British tennis tournaments that was sponsored by the Swiss company Bio-Strath AG.{{cite web |title=About Us |url=https://bio-strath.com/en/about-us/ |website=bio-strath.com |publisher=Bio-Strath AG |location=Zurich, Switzerland |date=27 February 2017}} the circuit was inaugurated in May 1970 with six Midland tournaments, and one South East tournament.{{cite book |last1=Barrett |first1=John |last2=Tingay |first2=Lance |last3=West |first3=Peter |title=World of Tennis 1971 : a BP yearbook |date=1971 |publisher=Queen Anne Press |location=London |isbn=978-0-362-00091-7 |pages=260–271 |chapter-url=https://archive.org/details/worldoftennis1970000unse_t8h5/page/272/mode/2up |chapter=The 1970 British Tournament Season}}
Each tournament being a particular leg on the circuit beginning with the 1st leg, that usually started around early April, and ending with the 10th and final leg around the first week of August. In 1971 the circuit was extended to include two new North West England tournaments at Lytham St Annes, and The Bio-Strath Northern at Manchester, one new tournament in South Yorkshire the Bio-Strath Sheffield Tournament at Sheffield,{{cite news |title=SHEFFIELD TENNIS:Kevin McCollum the Staffordshire teenager, put a stop to Australian domination in the new Bio-Strath tennis tournament at Sheffield yesterday. Showing some of the form which made him such a promise as a junior, he beat Kevin Tobin 6-0 6-1. |work=Birmingham Daily Post |publisher=The British Newspaper Archive |date=20 April 1971 |location=Birmingham, West Midlands |page=11}} another new event
Another new tournament was added for London the Bio-Strath Cumberland Hard Courts, In South Wales the Bio-Strath Cardiff tournament was added to the circuit, and another new event for North East England, the Bio-Strath Sunderland and Durham tournament The same year the Edgbaston tournament in the West Midlands was withdrawn, and replaced by the Bio-Strath Stourbridge tournament. In October 1971 Bio-Strath AG decided not to renew its sponsorship agreement with tournaments, due to disagreements of prize money and the circuit was discontinued.
Results
:1970 Bio Strath circuit
The Bio-Strath CircuitSunday Mirror (30 May 1971) was part of the 1970 British Tournament Season. It began on 4 May in Birmingham, West Midlands, England with the first leg being the Bio-Strath Tally Ho event, and ended on 8 August with the tenth and final being the Bio-Strath West Warwickshire Open at Solihull.World of Tennis 1971 : a BP yearbook pp.260-271
=1970 Men's=
| class="wikitable" style="margin-left:1em;" style="font-size:95%;" |
| rowspan="2" style="width:50px;"|Leg
! rowspan="2" style="width:170px;"|Tournament ! rowspan="2" style="width:90px;"|Dates |
|---|
| style="width:175px;"|Men's Singles Winner
! style="width:175px;"|Men's Singles Finalist ! style="width:175px;"|Men's Doubles Winners ! style="width:175px;"|Men's Doubles Finalists |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|1st. | style="padding-left:5px;"|Bio-Strath Tally Ho | style="padding-left:5px;"|May, 4–9.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|{{flagicon|RSA|1928}} Julian Krinsky | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|{{flagicon|RSA|1928}} Mel Baleson |
| style="font-size:97%; vertical-align:top;" |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|2nd. | style="padding-left:5px;"|Bio-Strath Droitwich | style="padding-left:5px;"|May, 11–16.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|{{flagicon|RSA|1928}} Mel Baleson | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|{{flagicon|RSA|1928}} Mel Baleson |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|3rd. | style="padding-left:5px;"|Bio-Strath London | style="padding-left:5px;"|May, 11–16.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|RSA|1928}} Bob Maud | style="padding-left:4px;"|{{flagicon|RSA|1928}} Keith Diepraam | style="padding-left:4px;"|{{flagicon|USA}} Arthur Ashe | style="padding-left:4px;"|{{flagicon|RSA|1928}} Bob Maud |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|4th. | style="padding-left:5px;"|Bio-Strath Wolverhampton | style="padding-left:5px;"|May, 18–23.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|RSA|1928}} Frew McMillan | style="padding-left:4px;"|{{flagicon|Rhodesia}} Hank Irvine | style="padding-left:4px;"|{{flagicon|RSA|1928}} Frew McMillan | style="padding-left:4px;"|{{flagicon|AUS}} Ian Bidmeade |
| style="font-size:97%; vertical-align:top;" |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|5th. | style="padding-left:5px;"|Bio-Strath Malvern | style="padding-left:5px;"|July, 6–11.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|RSA|1928}} Frew McMillan | style="padding-left:4px;"|{{flagicon|Rhodesia}} Andrew Pattison | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|6th. | style="padding-left:5px;"|Bio-Strath Edgbaston | style="padding-left:5px;"|July, 13–18.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|Rhodesia}} Andrew Pattison | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|{{flagicon|AUS}} Greg Perkins |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|7th. | style="padding-left:5px;"|Bio-Strath West Warwickshire | style="padding-left:5px;"|August, 3–8.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|{{flagicon|GBR}} Paul Hutchins | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|{{flagicon|NGR}} Thompson Onibokun |
| style="font-size:97%; vertical-align:top;" |
=1970 Women's=
| class="wikitable" style="margin-left:1em;" style="font-size:95%;" |
| rowspan="2" style="width:50px;"|Leg
! rowspan="2" style="width:170px;"|Tournament ! rowspan="2" style="width:90px;"|Dates |
|---|
| style="width:175px;"|Women's Singles Winner
! style="width:175px;"|Women's Singles Finalist ! style="width:175px;"|Women's Doubles Winners ! style="width:175px;"|Women's Doubles Finalists |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|1st. | style="padding-left:5px;"|Bio-Strath Tally Ho | style="padding-left:5px;"|May, 4–9.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|GBR}} Janice Townsend | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|GBR}} Mrs. S.M. Northern |
| style="font-size:97%; vertical-align:top;" |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|2nd. | style="padding-left:5px;"|Bio-Strath Droitwich | style="padding-left:5px;"|May, 11–16.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|AUS}} Sandra Walsham | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|3rd. | style="padding-left:5px;"|Bio-Strath London | style="padding-left:5px;"|May, 11–16.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|GBR}} Ann Jones | style="padding-left:4px;"|{{flagicon|GBR}} Mrs. G.M. Williams | style="padding-left:4px;"|{{flagicon|AUS}} Helen Gourlay | style="padding-left:4px;"|{{flagicon|GBR}} Ann Jones |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|4th. | style="padding-left:5px;"|Bio-Strath Wolverhampton | style="padding-left:5px;"|May, 18–23.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|AUS}} Kerry Melville | style="padding-left:4px;"|{{flagicon|AUS}} Sue Alexander | style="padding-left:4px;"|{{flagicon|AUS}} Kerry Melville | style="padding-left:4px;"|{{flagicon|AUS}} Sue Alexander |
| style="font-size:97%; vertical-align:top;" |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|5th. | style="padding-left:5px;"|Bio-Strath Malvern | style="padding-left:5px;"|July, 6–11.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|AUS}} Helen Gourlay | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|AUS}} Helen Gourlay | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|6th. | style="padding-left:5px;"|Bio-Strath Edgbaston | style="padding-left:5px;"|July, 13–18.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|AUS}} Sandra Walsham | style="padding-left:4px;"|{{flagicon|ARG}} Beatriz Araujo | style="padding-left:4px;"|{{flagicon|GBR}} Janice Townsend | style="padding-left:4px;"|{{flagicon|AUS}} Sandra Walsham |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|7th. | style="padding-left:5px;"|Bio-Strath West Warwickshire | style="padding-left:5px;"|August, 3–8.World of Tennis 1971 : a BP yearbook pp.260-271 | style="padding-left:4px;"|{{flagicon|GBR}} Janice Townsend | style="padding-left:4px;"|{{flagicon|GBR}} Marilyn Greenwood | style="padding-left:4px;"|{{flagicon|GBR}} Marilyn Greenwood | style="padding-left:4px;"|{{flagicon|GBR}} Judy Congdon |
| style="font-size:97%; vertical-align:top;" |
:1971 Bio Strath circuit
The Bio-Strath Circuit was part of the 1971 British Tournament Season. The first leg of the circuit began on 9 April with the Bio-Strath Tally Ho event, and ended on 7 August with the thirteenth and final leg the Bio-Strath West Warwickshire Open at Solihull.
=1971 Men's=
:Incomplete roll
| class="wikitable" style="margin-left:1em;" style="font-size:95%;" |
| rowspan="2" style="width:50px;"|Leg
! rowspan="2" style="width:230px;"|Tournament ! rowspan="2" style="width:100px;"|Dates |
|---|
| style="width:175px;"|Men's Singles Winner
! style="width:175px;"|Men's Singles Finalist ! style="width:175px;"|Men's Doubles Winners ! style="width:145px;"|Men's Doubles Finalists |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|1st. | style="padding-left:5px;"|Bio-Strath Tally Ho | style="padding-left:4px;"|{{flagicon|AUS}} Kim Warwick | style="padding-left:4px;"|{{flagicon|GBR}} Donald Oliver | style="padding-left:4px;"|{{flagicon|AUS}} Colin Dibley | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|2nd. | style="padding-left:5px;"| Bio-Strath Cumberland | style="padding-left:5px;"|April 13–17. | style="padding-left:4px;"|{{flagicon|AUS}} Ian Fletcher | style="padding-left:4px;"|{{flagicon|GBR}} Alan Mills | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|3rd. | style="padding-left:5px;"|Bio-Strath Sheffield | style="padding-left:5px;"|April 20–24 | style="padding-left:4px;"|? | style="padding-left:4px;"|? | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|4th. | style="padding-left:5px;"|Bio-Strath London | style="padding-left:5px;"|May 10–16. | style="padding-left:4px;"|{{flagicon|CHI}} Jaime Fillol | style="padding-left:4px;"|{{flagicon|GBR}} Gerald Battrick | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|5th. | style="padding-left:5px;"|Bio-Strath Droitwich | style="padding-left:5px;"|May 11–16. | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|{{flagicon|AUS}} John Manderson | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|6th. | style="padding-left:5px;"|Bio-Strath Wolverhampton | style="padding-left:5px;"|May 18–23. | style="padding-left:4px;"|{{flagicon|Rhodesia}} Andrew Pattison | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|7th. | style="padding-left:5px;"|Bio-Strath St. Annes | style="padding-left:5px;"|May 25–30. | style="padding-left:4px;"|{{flagicon|AUS}} Kim Warwick | style="padding-left:4px;"|{{flagicon|AUS}} John Manderson | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|8th. | style="padding-left:5px;"|Bio-Strath Northern | style="padding-left:5px;"|May 31-June 5 | style="padding-left:4px;"|{{flagicon|AUS}} Colin Dibley | style="padding-left:4px;"|{{flagicon|RSA|1928}} Frew McMillan | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|9th. | style="padding-left:5px;"|Bio-Strath Cardiff | style="padding-left:5px;"|May 31-June 5. | style="padding-left:4px;"|{{flagicon|Rhodesia}} Andrew Pattison | style="padding-left:4px;"|{{flagicon|IND}} Gaurav Misra | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|10th. | style="padding-left:5px;"|Bio-Strath Malvern | style="padding-left:5px;"|July 5–10. | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|11th. | style="padding-left:5px;"|Bio-Strath Sunderland and Durham | style="padding-left:5px;"|July 5–10. | style="padding-left:4px;"|{{flagicon|AUS}} Kim Warwick | style="padding-left:4px;"|{{flagicon|AUS}} John Manderson | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|12th. | style="padding-left:5px;"|Bio-Strath Stourbridge | style="padding-left:5px;"|July 26–31. | style="padding-left:4px;"|{{flagicon|GBR}} Stanley Matthews | style="padding-left:4px;"|{{flagicon|IND}} Gaurav Misra | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|13th. | style="padding-left:5px;"|Bio-Strath West Warwickshire | style="padding-left:5px;"|August 2–7. | style="padding-left:4px;"|{{flagicon|AUS}} Kim Warwick | style="padding-left:4px;"|{{flagicon|AUS}} Peter Doerner | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;" |
=1971 Women's=
:Incomplete roll
| class="wikitable" style="margin-left:1em;" style="font-size:95%;" |
| rowspan="2" style="width:50px;"|Leg
! rowspan="2" style="width:220px;"|Tournament ! rowspan="2" style="width:90px;"|Dates |
|---|
| style="width:175px;"|Women's Singles Winner
! style="width:175px;"|Women's Singles Finalist ! style="width:175px;"|Women's Doubles Winners ! style="width:145px;"|Women's Doubles Finalists |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|1st. | style="padding-left:5px;"|Bio-Strath Tally Ho | style="padding-left:5px;"|April 9–12. | style="padding-left:4px;"|{{flagicon|GBR}} Janice Townsend | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;" |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|2nd. | style="padding-left:5px;"| Bio-Strath Cumberland | style="padding-left:5px;"|April 13–17. | style="padding-left:4px;"|{{flagicon|GBR}} Christine Truman Janes | style="padding-left:4px;"|{{flagicon|GBR}} Jill Cooper | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|AUS}} Vicki Lancaster |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|3rd. | style="padding-left:5px;"|Bio-Strath Sheffield | style="padding-left:5px;"|April 20–24 | style="padding-left:4px;"|{{flagicon|GBR}} Lindsay Beaven | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|NZL}} Cecilie Fleming | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|4th. | style="padding-left:5px;"|Bio-Strath London | style="padding-left:5px;"|May 11–16. | style="padding-left:4px;"|{{flagicon|GBR}} Ann Jones | style="padding-left:4px;"|{{flagicon|GBR}} Joyce Williams | style="padding-left:4px;"|{{flagicon|AUS}} Helen Gourlay | style="padding-left:4px;"|{{flagicon|GBR}} Ann Jones |
| style="font-size:97%; vertical-align:top;" |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|5th. | style="padding-left:5px;"|Bio-Strath Droitwich | style="padding-left:5px;"|May 11–16. | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|AUS}} Sandra Walsham | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|6th. | style="padding-left:5px;"|Bio-Strath Wolverhampton | style="padding-left:5px;"|May 18–23. | style="padding-left:4px;"|{{flagicon|AUS}} Kerry Melville | style="padding-left:4px;"|{{flagicon|AUS}} Sue Alexander | style="padding-left:4px;"|{{flagicon|GBR}} Rita Bentley | style="padding-left:4px;"|{{flagicon|AUS}} Sue Alexander |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|7th. | style="padding-left:5px;"|Bio-Strath St. Annes | style="padding-left:5px;"|May 25–30. | style="padding-left:4px;"|{{flagicon|AUS}} Sandra Walsham | style="padding-left:4px;"|{{flagicon|GBR}} Janice Townsend | style="padding-left:4px;"|{{flagicon|AUS}} Sue Alexander | style="padding-left:4px;"|{{flagicon|GBR}} Judy Congdon |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|8th. | style="padding-left:5px;"|Bio-Strath Northern | style="padding-left:5px;"|May 31-June 5 | style="padding-left:4px;"|{{flagicon|USA}} Patti Hogan | style="padding-left:4px;"|{{flagicon|USA}} Kris Kemmer | style="padding-left:4px;"|{{flagicon|USA}} Patti Hogan | style="padding-left:4px;"|{{flagicon|RSA|1928}} Esmé Emmanuel |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|9th. | style="padding-left:5px;"|Bio-Strath Cardiff | style="padding-left:5px;"|May 31-June 5. | style="padding-left:4px;"|{{flagicon|JPN}} Kazuko Sawamatsu | style="padding-left:4px;"|{{flagicon|GBR}} Janice Wainwright | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|AUS}} J. Harris |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|10th. | style="padding-left:5px;"|Bio-Strath Malvern | style="padding-left:5px;"|July 5–10. | style="padding-left:4px;"|{{flagicon|GBR}} Janice Wainwright | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|? | style="padding-left:4px;"|? |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|11th. | style="padding-left:5px;"|Bio-Strath Sunderland and Durham | style="padding-left:5px;"|July 5–10. | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|AUS}} Vicki Lancaster | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|AUS}} J. Harris |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|12th. | style="padding-left:5px;"|Bio-Strath Stourbridge | style="padding-left:5px;"|July 26–31. | style="padding-left:4px;"|{{flagicon|IRE}} Geraldine Barniville | style="padding-left:4px;"|{{flagicon|ECU}} Maria Guzman | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|IRE}} Geraldine Barniville |
| style="font-size:97%; vertical-align:top;"
| style="text-align:center;"|13th. | style="padding-left:5px;"|Bio-Strath West Warwickshire | style="padding-left:5px;"|August 2–7. | style="padding-left:4px;"|{{flagicon|GBR}} Lindsay Beaven | style="padding-left:4px;"|{{flagicon|AUS}} Susan Alexander | style="padding-left:4px;"|{{flagicon|GBR}} Lesley Charles | style="padding-left:4px;"|{{flagicon|AUS}} R. Murphy |
| style="font-size:97%; vertical-align:top;" |
Circuit tournaments
- Bio-Strath Cardiff Open.{{cite news |title=L.T.A. TOURNAMENTS: Bio-Strath Cumberland Tournament, Hampstead (C); Mercedes-Benz Lee-on- Solent (H); Bio-Strath Droitwich (H); Rothman's Surrey Surbiton (G or H); Bio-Strath St. Annes (G or H); Bio-Strath Cardiff (G or H)|work=Coventry Evening Telegraph |publisher=The British Newspaper Archive |location=Warwickshire, England |page=18}} (joined 1971)
- Bio-Strath Cumberland Hard Court Championships.{{cite news |title=John Clifton renews his Davis Cup claim: He staged a great lighting comeback in an effort to preserve his Davis Cup place in the trials during the Bio-Strath Cumberland Hard Court championships tournament at Hampstead, London, yesterday. He ruined the unbeaten record of John Pals and, with only two days to go.|work=Birmingham Daily Post |publisher=The British Newspaper Archive |date=15 April 1971 |location=Birmingham, West Midlands |page=43}} (joined 1971)
- Bio-Strath Droitwich Hard Courts.Coventry Evening Telegraph
- Bio-Strath Edgbaston.World of Tennis 1971 : a BP yearbook p.268 (left 1971)
- Bio-Strath London Hard Court Championships.World of Tennis 1971 : a BP yearbook pp.260-271
- Bio-Strath Northern. (joined 1971)
- Bio-Strath Malvern.World of Tennis 1971 : a BP yearbook p.267
- Bio-Strath Sheffield Tournament.Birmingham Daily Post. Birmingham, West Midlands: The British Newspaper Archive. 20 April 1971. p. 11. (joined 1971)
- Bio-Strath St Annes Open.{{cite news |title=Bio-Strath tennis:The Bio-Strath tennis circuit inaugurated last year with six Midland tournaments, has been extended geographically North and South bringing the number of tournaments to ten added is Cumberland (Hampstead), Abbeydale (Sheffield), St Annes and Cardiff.|work=Nottingham Guardian |publisher=The British Newspaper Archive |date=3 March 1971 |location=Nottingham, England}} (joined 1971)
- Bio-Strath Stourbridge Open. (joined 1971)
- Bio-Strath Sunderland and Durham. (joined 1971)
- Bio-Strath Tally Ho.World of Tennis 1971 : a BP yearbook pp.260-271
- Bio-Strath West Warwickshire Open.World of Tennis 1971 : a BP yearbook pp.260-271
- Bio-Strath Wolverhampton Open.World of Tennis 1971 : a BP yearbook pp.260-271