| Full name | Stephanie Roberta DeFina |
|---|---|
| Country (sports) |  United States |
| Born | March 8, 1946 Brooklyn, New York, United States |
| Height | 5 ft 2+1⁄4 in (1.58 m) |
| Turned pro | 1959 (ILTF Circuit) |
| Retired | 1977 |
| Plays | Left-handed |
| Singles | |
| Career record | 291–143 |
| Career titles | 29 |
| Grand Slam singles results | |
| French Open | 2R (1967) |
| Wimbledon | 4R (1967) |
| US Open | 3R (1962, 1966, 1967) |
| Doubles | |
| Grand Slam doubles results | |
| French Open | 3R (1967) |
| Wimbledon | 3R (1966) |
| US Open | QF (1965, 1966, 1967, 1970) |
| Grand Slam mixed doubles results | |
| US Open | QF (1968) |
Stephanie DeFina Johnson (born March 8, 1946) is an American former amateur tennis player who was active in the 1960s and mid-1970s.
DeFina was included in the year-end top 10 rankings issued by the United States Lawn Tennis Association from 1966 through 1968, peaking at no. 7 among U.S. players in 1967.[1][2]
- ^ United States Tennis Association (1988). 1988 Official USTA Tennis Yearbook. Lynn, Massachusetts: H.O. Zimman, Inc. p. 261.
- ^ "USTA Yearbook - Top 10 U.S. Women's Rankings". USTA.