Sixty-three contestants competed for the title.
| class="wikitable sortable" style="font-size: 95%;"
!Country/Territory
!Contestant
!Age{{efn|Ages at the time of the pageant}}
!Hometown |
| {{flagicon|Argentina}} Argentina
|Beatriz Gros[{{Cite news|date=July 11, 1970|title=Tension growing at site of Miss Universe finals|language=en|pages=2|work=Tallahassee Democrat|url=https://www.newspapers.com/clip/10858117/tallahassee-democrat/|access-date=November 9, 2023|via=Newspapers.com}}]
|21
|Buenos Aires |
| {{flagicon|Netherlands Antilles|1959}} Aruba
|Linda Richardson[{{Cite news|date=June 26, 1970|title=Untitled|language=en|pages=4–5|work=Aruba Esso News|url=https://dloc.com/CA03400001/00800/images/3|access-date=November 9, 2023|via=Digital Library of the Caribbean}}]
|20
|Oranjestad |
| {{flagicon|Australia}} Australia
|Joan Zealand[{{Cite news|date=March 4, 1970|title=Miss Universe entrant|language=en|pages=21|work=The Canberra Times|url=https://trove.nla.gov.au/newspaper/article/107911806?searchTerm=%22Miss%20Universe%22|access-date=December 23, 2022|via=Trove}}]
|24
|Sydney |
| {{flagicon|Austria}} Austria
|Elfriede Kurz[{{Cite web|last=|date=September 3, 2018|title=Statistik beweist: OÖ hat die schönsten Frauen|url=https://www.heute.at/s/acht-miss-oo-wurden-in-20-jahren-zur-miss-austria-59278078|access-date=November 9, 2023|website=Heute.at|language=de}}]
|19
|Linz |
| {{flagicon|Bahamas|1964}} Bahamas
|Antoinette Patrice DeGregory[{{Cite news|date=July 8, 1970|title=Miss Universe candidates flaunt lovely legs, etc.|language=en|pages=11|work=The Pensacola News|url=https://www.newspapers.com/clip/10857637/the-pensacola-news/|access-date=November 9, 2023|via=Newspapers.com}}]
|19
|Nassau |
| {{flagicon|Belgium}} Belgium
|Francine Martin[{{Cite web |date=January 11, 2010 |title=Erelijst Miss België |url=https://www.demorgen.be/gs-b5723d4d |access-date=October 17, 2023 |website=De Morgen |language=nl-NL}}]
|20
|Liège |
| {{flagicon|Bermuda}} Bermuda
|Margaret Hill[{{Cite news|date=August 8, 1970|title=HPWC discusses Miss Bermuda beauty pageant|language=en|pages=1|work=The Bermuda Recorder|url=https://bnl.contentdm.oclc.org/digital/collection/p15212coll1/id/14915/rec/3|access-date=November 9, 2023|via=Bermuda National Library}}]
|21
|Hamilton |
| {{flagicon|Bolivia}} Bolivia
|Roxana Brown[{{Cite web |date=July 29, 2017 |title=El título les dio alegrías, trabajo y fama que aún saborean |trans-title=The title gave them joy, work and fame that they still savor. |url=https://eldeber.com.bo/sociales/el-titulo-les-dio-alegrias-trabajo-y-fama-que-aun-saborean_32650 |access-date=October 17, 2023 |website=El Deber |language=es-ES |archive-date=October 23, 2023 |archive-url=https://web.archive.org/web/20231023090330/https://eldeber.com.bo/sociales/el-titulo-les-dio-alegrias-trabajo-y-fama-que-aun-saborean_32650 |url-status=dead }}]
|18
|La Paz |
| {{flagicon|Brazil|1968}} Brazil
|Eliane Thompson[{{Cite news|date=July 4, 1970|title=Miss Brasil dara sorpresa en el concurso Miss Universo|language=es|pages=19|work=La Nacion|url=https://news.google.com/newspapers?id=EfYcAAAAIBAJ&sjid=xXoEAAAAIBAJ&pg=3644%2C4452844|access-date=November 9, 2023|trans-title=Miss Brazil will surprise in the Miss Universe contest|via=Google News Archive}}]
|20
|Piraí |
| {{flagicon|Canada}} Canada
|Norma Hickey[{{Cite web|last=Shea|first=Darlene|date=October 26, 2015|title=Island girl, Norma (Hickey) Dougherty, returns with new book|url=https://www.saltwire.com/prince-edward-island/lifestyles/island-girl-norma-hickey-dougherty-returns-with-new-book-63949/|access-date=November 9, 2023|website=SaltWire|language=en}}]
|19
|Prince Edward Island |
| {{flagicon|Dominion of Ceylon|1951}} Ceylon
|Yolanda Ahlip[{{Cite news|date=July 3, 1970|title=Boat ride for contest beauties|language=en|pages=8|work=The Straits Times|url=http://eresources.nlb.gov.sg/newspapers/Digitised/Article/straitstimes19700703-1.2.52|access-date=November 9, 2023|via=National Library Board}}]
|22
|Colombo |
| {{flagicon|Chile}} Chile
|Soledad Errázuriz[{{Cite web|date=August 14, 2012|title=Soledad Errázuriz: En su mejor momento|url=https://www.latercera.com/paula/soledad-errazuriz-en-su-mejor-momento/|access-date=November 9, 2023|website=La Tercera|language=es}}]
|19
|Santiago |
| {{flagicon|Colombia}} Colombia
|María Luisa Riascos[{{Cite news|date=November 12, 1969|title=La Senorita Antioquia, Reina Nal. de Belleza|language=es|pages=1|work=El Tiempo|url=https://news.google.com/newspapers?id=JPQeAAAAIBAJ&sjid=SmgEAAAAIBAJ&pg=1417%2C2152496|access-date=November 9, 2023|via=Google News Archive}}]
|18
|Antioquia |
| {{Flagicon image|Flag of the Democratic Republic of the Congo (1966–1971).svg}} Congo-Kinshasa
|Marie-Josee Basoko
|22
|Kinshasa |
| {{flagicon|Costa Rica}} Costa Rica
|Lillian Berrocal
|18
|Cartago |
| {{flagicon|Netherlands Antilles|1959}} Curaçao
|Nilva Maduro[{{Cite news|date=July 14, 1970|title=Miss Curacao verkiezing|language=nl|pages=4|work=Vrije Stem|url=https://resolver.kb.nl/resolve?urn=ddd:011187256:mpeg21:p004|access-date=November 9, 2023|via=Delpher}}]
|21
|Willemstad |
| {{flagicon|Czechoslovakia}} Czechoslovakia
|Kristina Hanzalová[{{Cite news|date=August 4, 1970|title=Doesn't want to go home|language=en|pages=2|work=The Pensacola News|url=https://www.newspapers.com/clip/10858778/the-pensacola-news/|access-date=November 9, 2023|via=Newspapers.com}}]
|20
|Bratislava |
| {{flagicon|Denmark}} Denmark
|Winnie Hollmann[{{Cite web|date=December 19, 2005|title=Hundene har fået deres eget vaskeri|url=https://jyllands-posten.dk/indland/ECE4995790/Hundene-har-f%C3%A5et-deres-eget-vaskeri/|access-date=November 9, 2023|website=Jyllands-Posten|language=da}}]
|23
|Copenhagen |
| {{flagicon|Dominican Republic}} Dominican Republic
|Sobeida Fernández
|18
|Valverde |
| {{flagicon|Ecuador}} Ecuador
|Zoila Montesinos[{{Cite news|date=July 9, 1970|title=Miami Beach|language=es|pages=23|work=El Tiempo|url=https://news.google.com/newspapers?id=GgsvAAAAIBAJ&sjid=xmYEAAAAIBAJ&pg=507%2C1645836|access-date=November 9, 2023|via=Google News Archive}}]
|18
|Portoviejo |
| {{flagicon|England}} England
|Yvonne Ormes
|21
|Nantwich |
| {{flagicon|Finland}} Finland
|Ursula Rainio
|20
|Rovaniemi |
| {{flagicon|France}} France
|Françoise Durand-Behot
|23
|Paris |
| {{flagicon|Greece|1970}} Greece
|Angelique Bourlessa[{{Cite news|last=Kenny|first=Matthew|date=9 July 1970|title=Bellezas latinoamericanas estan encantadas en Miami|language=es|pages=20|work=La Nacion|url=https://news.google.com/newspapers?id=ja4cAAAAIBAJ&sjid=yHoEAAAAIBAJ&pg=7190%2C489641|access-date=1 May 2025}}]
|23
|Athens |
| {{flagicon|Guam}} Guam
|Hilary Ann Best
|18
|Yigo |
| {{flagicon|Holland}} Holland
|Maureen Renzen
|19
|The Hague |
| {{flagicon|Honduras|1949}} Honduras
|Francis Van Tuyl[{{Cite news|date=12 March 2016|title=Eternamente linda: elegante Francis Van Tuyl|language=es|work=Diario La Prensa|url=https://www.pressreader.com/honduras/diario-la-prensa/20160312/282205124992640|access-date=1 May 2025|via=PressReader}}]
|18
|Cortés |
| {{flagicon|British Hong Kong}} Hong Kong
|Mabel Hawkett
|18
|Hong Kong |
| {{flagicon|Iceland}} Iceland
|Erna Jóhannesdottir
|19
|Reykjavík |
| {{flagicon|India}} India
|Veena Sajnani[{{Cite web|date=25 March 2013|title=50 years of Miss India: Winners through the years|url=https://photogallery.indiatimes.com/beauty-pageants/miss-india/50-years-of-miss-india-winners-through-the-years/winners-through-the-years/articleshow/19188085.cms|access-date=1 May 2025|website=The Times of India|language=en}}]
|23
|Bombay |
| {{flagicon|Ireland}} Ireland
|Rita Doherty
|–
|Fermanagh |
| {{flagicon|Israel}} Israel
|Moshit Tsiporin[{{Cite news|date=7 May 1970|title=Soldier is Miss Israel|language=en|pages=12|work=The Australian Jewish Times|url=https://www.nli.org.il/en/newspapers/austjewishtimes/1970/05/07/01/article/58/?srpos=164&e=-------en-20--161--img-txIN%7ctxTI-Miss+Universe-------------1|access-date=1 May 2025|via=National Library of Israel}}]
|20
|Ramat Gan |
| {{flagicon|Italy}} Italy
|Anna Zamboni[{{Cite news|date=2 September 1969|title=Row over Miss Italy contest|language=en|pages=3|work=The Straits Times|url=http://eresources.nlb.gov.sg/newspapers/Digitised/Article/straitstimes19690902-1.2.19.10|access-date=1 May 2025|via=National Library Board}}]
|18
|Turin |
| {{flagicon|Jamaica}} Jamaica
|Sheila Lorna Neil[{{Cite web|date=2 August 2022|title=The day in our past|url=https://www.pressreader.com/jamaica/jamaica-gleaner/20220802/281951726575250|access-date=1 May 2025|website=The Gleaner|language=en|via=PressReader}}]
|–
|Kingston |
| {{flagicon|Japan|1870}} Japan
|Jun Shimada
|21
|Tokyo |
| {{flagicon|Lebanon}} Lebanon
|Georgette Gero
|–
|Beirut |
| {{flagicon|Luxembourg}} Luxembourg
|Josee Reinert
|18
|Esch-sur-Alzette |
| {{flagicon|Malaysia}} Malaysia
|Josephine Lena Wong[{{Cite news|date=May 31, 1970|title=Jelitawan dari Perak di-pileh paling chantek di-Malaysia|language=ms|pages=2|work=Berita Harian|url=http://eresources.nlb.gov.sg/newspapers/Digitised/Article/beritaharian19700531-1.2.19|access-date=November 9, 2023|via=National Library Board|trans-title=The beauty from Perak was chosen as the most beautiful woman in Malaysia}}]
|18
|Ipoh |
| {{flagicon|Malta}} Malta
|Tessie Pisani
|20
|Birkirkara |
| {{flagicon|Mexico}} Mexico
|Libia Zulema López †
|18
|Sinaloa |
| {{flagicon|New Zealand}} New Zealand
|Glenys Treweek
|19
|Auckland |
| {{flagicon|Nicaragua}} Nicaragua
|Graciela Salazar
|–
|León |
| {{flagicon|Norway}} Norway
|Vibeke Steineger
|22
|Bergen |
| {{flagicon|Panama}} Panama
|Berta López Herrera
|–
|Santiago |
| {{flagicon|Paraguay|1954}} Paraguay
|Teresa Mercedes Brítez
|18
|Paraguarí |
| {{flagicon|Peru}} Peru
|Cristina Málaga
|21
|Arequipa |
| {{flagicon|Philippines|1936}} Philippines
|Simonette de Los Reyes[{{Cite web|last=Lo|first=Ricky|date=August 25, 2020|title=2 more 'golden' beauties|url=https://www.philstar.com/entertainment/2020/08/25/2037541/2-more-golden-beauties|access-date=November 9, 2023|website=Philippine Star|language=en}}]
|19
|Pasay |
| {{flagicon|Portugal}} Portugal
|Ana Maria Diozo Lucas
|21
|Lisbon |
| {{flagicon|Puerto Rico|1952}} Puerto Rico
|Marisol Malaret[{{Cite news|date=July 22, 1970|title=50,000 Turn Out in San Juan to Honor a Queen|language=en-US|work=The New York Times|url=https://www.nytimes.com/1970/07/22/archives/50000-turn-out-in-san-juan-to-honor-a-queen.html|access-date=November 9, 2023|issn=0362-4331}}]
|20
|Santurce |
| {{flagicon|Scotland}} Scotland
|Lee Marshall
|19
|Wishaw |
| {{flagicon|Singapore}} Singapore
|Cecilia Undasan
|21
|Singapore |
| {{flagicon|South Korea|1948}} South Korea
|Yoo Young-ae[{{Cite web|last1=Cho|first1=Yoo-bin|last2=Oh|first2=Jung-meen|date=April 13, 2021|title=Miss Korea, now & then: Meet Korea's beauty icons of '70, '07, '18 [VIDEO]|url=https://www.koreatimes.co.kr/www/nation/2022/12/720_307083.html|access-date=November 9, 2023|website=Korea Times|language=en}}]
|18
|Seoul |
| {{flagicon|Spain|1945}} Spain
|Noelia Afonso
|19
|Canary Islands |
| {{flagicon|Suriname (Kingdom of the Netherlands)}} Surinam
|Ingrid Mamadeus
|18
|Paramaribo |
| {{flagicon|Sweden}} Sweden
|Britt-Inger Johansson
|19
|Kalmar |
| {{flagicon|Switzerland}} Switzerland
|Diane Jane Roth
|18
|Geneva |
| {{flagicon|Tunisia}} Tunisia
|Zohra Tabania
|18
|Tunis |
| {{flagicon|Turkey}} Turkey
|Asuman Tuğberk
|18
|Istanbul |
| {{flagicon|Uruguay}} Uruguay
|Renee Buncristiand
|–
|Montevideo |
| {{flagicon|United States}} United States
|Deborah Shelton[{{cite news |date=May 17, 1970 |title=Miss USA title won by Virginia girl |pages=5 |work=Arizona Republic |agency=Associated Press |url=https://www.newspapers.com/article/arizona-republic/8092827/ |access-date=July 24, 2023}}]
|21
|Norfolk |
| {{flagicon|Venezuela|1954}} Venezuela
|Bella La Rosa[{{Cite news|date=July 10, 1970|title=Venezuela has a twin to spare in Miss Universe beauty pageant|language=en|pages=18|work=Fort Lauderdale News|url=https://www.newspapers.com/clip/10857897/fort-lauderdale-news/|access-date=November 9, 2023|via=Newspapers.com}}]
|20
|Carabobo |
| {{flagicon|Wales}} Wales
|Sandra Cater
|21
|Carmarthen |
| {{flagicon|West Germany}} West Germany
|Irene Neumann[{{Cite news|date=July 6, 1970|title=Hamburger diet upsets Bonn beauty|language=en|pages=9|work=The Orlando Sentinel|url=https://www.newspapers.com/clip/10857512/the-orlando-sentinel/|access-date=November 9, 2023|via=Newspapers.com}}]
|22
|Garmisch-Partenkirchen |
