Owen Davidson Mixed doubles: 12 (11–1) Mixed doubles: 12 (11–1)

| Outcome | Year_ | Championship | Partner | Opponents_in_the_final | Score_in_the_final |
|---|---|---|---|---|---|
| Winner | 1965 | Australian Championships | Robyn Ebbern | Margaret Court John Newcombe | shared championship, final not played |
| Winner | 1966 | US Championships | Donna Floyd Fales | Carol Hanks Aucamp Ed Rubinoff | 6–1, 6–3 |
| Winner | 1967 | Australian Championships (2) | Lesley Turner Bowrey | Judy Tegart Dalton Tony Roche | 9–7, 6–4 |
| Winner | 1967 | French Championships | Billie Jean King | Ann Haydon-Jones Ion Ţiriac | 6–3, 6–1 |
| Winner | 1967 | Wimbledon | Billie Jean King | Maria Bueno Ken Fletcher | 7–5, 6–2 |
| Winner | 1967 | US Championships (2) | Billie Jean King | Rosemary Casals Stan Smith | 6–3, 6–2 |
| Runner-up | 1968 | French Open | Billie Jean King | Françoise Dürr Jean-Claude Barclay | 1–6, 4–6 |