| 26-Jul-1950 | East Hampton | Grass | F | Beverly Baker Fleitz [USA] | d. | Maureen Connolly [USA] | 6-4 9-7 | |
| 27-Jul-1950 | Munich | Clay | F | Dorothy Knode [USA] | d. | Alice Florian [GER] | 6-2 6-2 | |
| 27-Jul-1950 | Dortmund | None | F | Mary Teran De Weiss [ARG] | d. | Inge Pohmann [GER] | 5-7 6-2 6-0 | |
| 27-Jul-1950 | Villars | Clay | F | Gertrude Kornfeld [ISR] | d. | Arlette Halff [FRA] | 3-6 6-3 6-4 | |
| 27-Jul-1950 | Vancouver | None | F | Anita Kanter [USA] | d. | (1)Nancy Miller [USA] | 6-2 2-6 6-1 | |
| 27-Jul-1950 | Philadelphia Eastern Clay | Clay | F | Betty Smith [USA] | d. | (1)Joy Valderrama [USA] | 6-2 6-3 | |
| 28-Jul-1950 | Sopot | Clay | F | Zsuzsa Kormoczy [HUN] | d. | Jadwiga Jedrzejowska [POL] | 6-2 6-1 | |