1945 U.S. National Championships – Women's singles
{{Use mdy dates|date=July 2023}}
{{Use American English|date=July 2023}}
{{GrandSlamEvents|1945|U.S. National Championships|
| champ = {{flagicon|USA|1912}} Sarah Palfrey Cooke
| runner = {{flagicon|USA|1912}} Pauline Betz
| score = 3–6, 8–6, 6–4
| draw =32
| seeds = 8
}}
Second-seeded Sarah Palfrey Cooke defeated first-seeded Pauline Betz 3–6, 8–6, 6–4 in the final to win the women's singles tennis title at the 1945 U.S. National Championships.{{cite book|last=Collins|first=Bud|title=The Bud Collins History of Tennis|year=2010|publisher=New Chapter Press|location=[New York City]|isbn=978-0942257700|edition=2nd|page=470}}
Seeds
The eight seeded U.S. players are listed below. Sarah Palfrey Cooke is the champion; others show in brackets the round in which they were eliminated.{{cite book|title=Official Tennis Guide 1946|year=1946|publisher=A.S. Barnes and Company|location=[New York City]|pages=37–39, 41}}{{cite news|title=Parker, Betz Top Seeded|url=https://news.google.com/newspapers?id=wFkaAAAAIBAJ&sjid=Eg0EAAAAIBAJ&pg=6555%2C1145075|work=The Milwaukee Sentinel|publisher=AP|date=August 24, 1945|page=5 (part 2)}}
{{colbegin}}
- {{flagicon|USA|1912}} Pauline Betz (finalist)
- {{flagicon|USA|1912}} Sarah Palfrey Cooke (champion)
- {{flagicon|USA|1912}} Margaret Osborne (quarterfinals)
- {{flagicon|USA|1912}} Louise Brough (semifinals)
- {{flagicon|USA|1912}} Patricia Todd (quarterfinals)
- {{flagicon|USA|1912}} Mary Arnold (quarterfinals)
- {{flagicon|USA|1912}} Dorothy Bundy (quarterfinals)
- {{flagicon|USA|1912}} Doris Hart (semifinals)
{{colend}}
One foreign player was seeded.
- {{flagicon|ARG}} Mary Terán de Weiss (second round)
Draw
=Final eight=
{{8TeamBracket-Tennis3
| team-width=200
| RD3-team1={{flagicon|USA|1912}} Sarah Palfrey Cooke
| RD3-seed1=2
| RD3-team2={{flagicon|USA|1912}} Pauline Betz
| RD3-seed2=1
| RD3-score1-1=3
| RD3-score2-1=6
| RD3-score1-2=8
| RD3-score2-2=6
| RD3-score1-3=6
| RD3-score2-3=4
| RD2-team1={{flagicon|USA|1912}} Sarah Palfrey Cooke
| RD2-seed1=2
| RD2-team2={{flagicon|USA|1912}} Louise Brough
| RD2-seed2=4
| RD2-score1-1=6
| RD2-score2-1=3
| RD2-score1-2=6
| RD2-score2-2=4
| RD2-score1-3=
| RD2-score2-3=
| RD2-team3={{flagicon|USA|1912}} Pauline Betz
| RD2-seed3=1
| RD2-team4= {{flagicon|USA|1912}} Doris Hart
| RD2-seed4=8
| RD2-score3-1=6
| RD2-score4-1=3
| RD2-score3-2=6
| RD2-score4-2=2
| RD2-score3-3=
| RD2-score4-3=
| RD1-team1={{flagicon|USA|1912}} Sarah Palfrey Cooke
| RD1-seed1=2
| RD1-team2={{flagicon|USA|1912}} Dorothy Bundy
| RD1-seed2=7
| RD1-score1-1=6
| RD1-score2-1=3
| RD1-score1-2=6
| RD1-score2-2=4
| RD1-score1-3=
| RD1-score2-3=
| RD1-score1-4=
| RD1-score2-4=
| RD1-team3={{flagicon|USA|1912}} Louise Brough
| RD1-seed3=4
| RD1-team4={{flagicon|USA|1912}} Patricia Todd
| RD1-seed4=5
| RD1-score3-1=6
| RD1-score4-1=2
| RD1-score3-2=6
| RD1-score4-2=4
| RD1-score3-3=
| RD1-score4-3=
| RD1-team5={{flagicon|USA|1912}} Pauline Betz
| RD1-seed5=1
| RD1-team6={{flagicon|USA|1912}} Mary Arnold
| RD1-seed6=6
| RD1-score5-1=0
| RD1-score6-1=6
| RD1-score5-2=6
| RD1-score6-2=4
| RD1-score5-3=6
| RD1-score6-3=4
| RD1-score5-4=
| RD1-score6-4=
| RD1-team7={{flagicon|USA|1912}} Margaret Osborne
| RD1-seed7=3
| RD1-team8={{flagicon|USA|1912}} Doris Hart
| RD1-seed8=8
| RD1-score7-1=2
| RD1-score8-1=6
| RD1-score7-2=3
| RD1-score8-2=6
| RD1-score7-3
| RD1-score8-3=
}}
References
{{reflist}}
{{start box}}
{{Succession box | before={{nowrap|1945 Wimbledon Championships – Women's singles}}| title=Grand Slam women's singles | years= | after={{nowrap|1946 Australian Championships – Women's singles}}}}
{{end box}}
{{US Open women's singles drawsheets}}
{{US Open women's singles champions}}
{{DEFAULTSORT:U.S. National Championships - Women's Singles,1945}}
Category:1945 in women's tennis