| 26-Jun-1950 | Wimbledon | Grass | F | (1)Louise Brough [USA] | d. | (2)Margaret Osborne Dupont [USA] | 6-1 3-6 6-1 | |
| 26-Jun-1950 | Louisville | Clay | F | Magda Rurac [ROU] | d. | (1)Beverly Baker Fleitz [USA] | 8-6 6-2 | |
| 26-Jun-1950 | Monchengladbach | Clay | F | Inge Pohmann [GER] | d. | Alice Florian [GER] | 10-8 7-5 | |
| 02-Jul-1950 | Ankara | None | F | Bahtiye Mursaloglu [TUR] | d. | Mualla Gorodetski [TUR] | 6-1 6-1 | |
| 03-Jul-1950 | Wimbledon Plate | Grass | F | Kay Tuckey [GBR] | d. | Betty Pratt [USA] | 6-4 6-1 | |
| 03-Jul-1950 | Cincinnati | Clay | F | Beverly Baker Fleitz [USA] | d. | Magda Rurac [ROU] | 5-7 6-3 9-7 | |
| 03-Jul-1950 | Rye | Clay | F | Elfi Kriegs Au [AUT] | d. | Louise Raymond [USA] | 6-4 3-6 6-0 | |
| 04-Jul-1950 | Copenhagen Danish Hard | Clay | F | Else Stockel [DEN] | d. | Vera Nielsen [DEN] | 6-3 6-2 | |