| 13-Jul-1958 | Hoylake | Grass | F | Margaret Odonnell [AUS] | d. | Sonia Cox [NZL] | 6-1 6-3 | |
| 13-Jul-1958 | Philadelphia Middle States | Grass | F | (1)Margaret Osborne Dupont [USA] | d. | Gwyn Thomas [USA] | 6-2 6-4 | |
| 14-Jul-1958 | Newport Wales | Grass | F | Angela Mortimer [GBR] | d. | Ann Jones [GBR] | 6-2 6-2 | |
| 14-Jul-1958 | River Forest | Clay | F | (1)Dorothy Knode [USA] | d. | (2)Karol Fageros [USA] | 6-3 6-8 6-2 | |
| 14-Jul-1958 | Frinton-on-Sea | Grass | F | Christine Truman [GBR] | d. | Anne Shilcock [GBR] | 6-3 7-5 | |
| 14-Jul-1958 | Glasgow | Grass | F | E A Walker [GBR] | d. | Mollie Welsh [GBR] | 9-7 7-5 | |
| 14-Jul-1958 | Bronx | None | F | (1)Pat Stewart [USA] | d. | Carmen Lampe [USA] | 6-3 4-6 6-1 | |
| 14-Jul-1958 | Birmingham Dixieland | None | F | Inez Long [USA] | d. | Bobby Gilchrist [USA] | 6-1 6-2 | |
| 14-Jul-1958 | Tacoma | None | F | Barbara Browning [USA] | d. | Farel Footman [USA] | 9-7 6-3 | |
| 14-Jul-1958 | Ipswich | None | F | Daphne Seeney [AUS] | d. | Joan Gray [AUS] | 6-1 6-1 | |
| 14-Jul-1958 | Penzance | Grass | F | Billie Woodgate [GBR] | d. | Honor Clarke [GBR] | 0-6 6-2 6-1 | |
| 17-Jul-1958 | Travemunde | None | F | Erika Vollmer [GER] | d. | Karin Warnke [GER] | 6-2 7-5 | |
| 17-Jul-1958 | Belgian Chps | Clay | F | Christiane Mercelis [BEL] | d. | Poucette Coessens [BEL] | 6-0 6-1 | |
| 17-Jul-1958 | Washington DC Natl Capital | None | F | Gwen Mcevans [USA] | d. | Doris Harrison [USA] | 6-2 7-5 | |
| 19-Jul-1958 | Kingston All-Jamaica | None | F | Verity Wills [JAM] | d. | Mrs C S Johnstone [JAM] | 2-6 6-0 6-4 | |