| Susan Mascarin | |
| Fullname: | Susan Mascarin Keane |
| Residence: | Grosse Pointe, Michigan |
| Birth Date: | 28 June 1964 |
| Birth Place: | Grosse Pointe Shores, Michigan, United States |
| Careerprizemoney: | $117,830 |
| Singlesrecord: | 65–71 |
| Highestsinglesranking: | No. 32 (April 28, 1986) |
| Australianopenresult: | 1R (1982, 1984, 1988) |
| Frenchopenresult: | 3R (1985) |
| Wimbledonresult: | 2R (1980, 1981, 1985, 1986) |
| Usopenresult: | 4R (1984) |
| Doublesrecord: | 30–45 |
| Doublestitles: | 1 |
| Highestdoublesranking: | No. 49 (March 15, 1987) |
Susan Mascarin Keane, born Susan Mascarin (born June 28, 1964) is a retired tennis player from the U.S. Her best singles result in a Grand Slam was the 1984 US Open, where she advanced to the fourth round.
Born in Grosse Pointe Shores, Michigan, Mascarin was the US Open Girls' Singles champion in 1980.
| Legend | ||
|---|---|---|
| Grand Slam | 0 | |
| WTA Championships | 0 | |
| Tier I | 0 | |
| Tier II | 0 | |
| Tier III | 0 | |
| Tier IV & V | 0 | |
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| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|
| Winner | 1. | March 30, 1986 | Phoenix, Arizona, U.S. | Hard |  Betsy Nagelsen | Linda Gates Alycia Moulton | 6–3, 5–7, 6–4 | |
| Runner-up | 2. | October 19, 1986 | Tokyo, Japan | Clay | Betsy Nagelsen | Sandy Collins Sharon Walsh | 1–6, 2–6 |