Mary Lou Piatek

🏳️ USARight-handed1961-08-06 (64 yrs)Career high: No. 36 (1984-04-30)

157–208Win–Loss

43.0%Win %

2Titles

Surface	W	L	%
Hard	75	85	46.9%
Carpet	53	61	46.5%
Clay	17	32	34.7%
Grass	12	30	28.6%

Season by season

Year	W	L	Titles	%
1993	1	2	0	33.3%
1992	1	8	0	11.1%
1991	5	8	0	38.5%
1990	8	11	0	42.1%
1989	7	15	0	31.8%
1988	6	16	0	27.3%
1987	6	12	0	33.3%
1986	8	15	0	34.8%
1985	14	18	0	43.8%
1984	18	20	1	47.4%
1983	12	20	0	37.5%
1982	18	21	0	46.2%
1981	30	22	1	57.7%
1980	20	14	0	58.8%
1979	3	5	0	37.5%
1978	0	1	0	0.0%

Ranking history

Matches

Date	Tournament	Round	W/L	Opponent	Opp. rank	Score
1987-02-23	Key Biscayne	R64	L	Robin White	17	7-5 7-5
1987-02-23	Key Biscayne	R128	W	Karen Schimper	195	6-2 6-4
1987-02-09	Oklahoma	R16	L	Liz Smylie	41	2-6 6-4 6-3
1987-02-09	Oklahoma	R32	W	Grace Kim	88	6-3 3-6 7-5
1987-02-02	Wichita	R16	L	Emmanuelle Derly	219	6-3 6-2
1987-02-02	Wichita	R32	W	Svetlana Cherneva	95	2-6 6-2 6-4
1986-11-11	San Juan	R16	L	Gigi Fernandez	77	6-3 6-2
1986-11-11	San Juan	R32	W	Michelle Torres	53	6-1 6-3
1986-11-03	Little Rock	R16	L	Ann Henricksson	45	6-3 6-3
1986-11-03	Little Rock	R32	W	Cammy Macgregor	76	7-5 6-3
1986-10-27	Indianapolis Indoors	R16	L	Wendy White	39	2-6 6-2 6-3
1986-10-27	Indianapolis Indoors	R32	W	Svetlana Cherneva	–	6-3 6-4
1986-09-22	Tulsa	SF	L	Beth Herr	59	6-2 6-2
1986-09-22	Tulsa	QF	W	Wendy White	39	2-6 6-2 6-3
1986-09-22	Tulsa	R16	W	Betsy Nagelsen	34	6-4 7-5
1986-09-22	Tulsa	R32	W	Susan Russo	–	4-6 6-3 6-4
1986-08-26	US Open	R128	L	Camille Benjamin	59	6-4 3-6 6-3
1986-06-23	Wimbledon	R64	L	Patty Fendick	86	6-0 6-3
1986-06-23	Wimbledon	R128	W	Penny Barg	145	6-0 6-1
1986-06-16	Eastbourne	R64	L	Catarina Lindqvist Ryan	17	6-3 6-1
1986-05-05	Houston	R32	L	Kim Sands	107	6-1 6-3
1986-04-27	Indianapolis	R64	L	Leigh Anne Thompson	56	6-4 6-4
1986-03-10	Dallas	R32	L	Claudia Kohde Kilsch	4	6-4 6-4
1986-03-10	Dallas	R64	W	Jane Forman	–	6-4 6-0
1986-03-03	Princeton	R32	L	Elise Burgin	30	6-2 7-5
1986-02-24	Oakland	R32	L	Barbara Potter	17	7-6 4-6 6-3
1986-02-10	Boca Raton	R128	L	Dianne Van Rensburg	242	1-6 7-6 6-1
1986-01-20	Wichita	R32	L	Wendy White	97	7-6 6-2
1986-01-13	Worcester	R64	L	Dianne Fromholtz	30	6-0 6-3
1985-11-04	Tampa	R16	L	Stephanie Rehe	27	7-5 6-2
1985-11-04	Tampa	R32	W	Kathy Horvath	34	6-3 6-1
1985-10-07	Indianapolis 2	QF	L	Bonnie Gadusek	11	6-1 6-4
1985-10-07	Indianapolis 2	R16	W	Amy Holton	–	6-3 6-2
1985-10-07	Indianapolis 2	R32	W	Wendy White	75	6-4 6-4
1985-09-30	Fort Lauderdale	R32	L	Eva Krapl	–	3-6 6-3 7-5
1985-09-23	New Orleans	R16	L	Kim Jones	74	6-1 6-3
1985-09-23	New Orleans	R32	W	Kathy Horvath	34	6-4 4-6 6-4
1985-09-16	Chicago	R16	L	Kathy Rinaldi Stunkel	10	6-1 6-1
1985-09-16	Chicago	R32	W	Anna Ivan	166	6-3 6-4
1985-09-09	Salt Lake City	R32	L	Caroline Kuhlman	171	0-6 6-3 6-1
1985-08-27	US Open	R64	L	Grace Kim	–	7-6(5) 7-6(5)
1985-08-27	US Open	R128	W	Christiane Jolissaint	50	6-2 6-4
1985-06-24	Wimbledon	R128	L	Chris Evert	1	6-1 6-0
1985-06-10	Birmingham	R32	L	Alycia Moulton	20	6-2 6-1
1985-06-10	Birmingham	R64	W	Sandy Collins	122	6-4 6-3
1985-04-29	Houston	QF	L	Helena Sukova	5	6-4 6-1
1985-04-29	Houston	R16	W	Emiko Okagawa	–	6-4 6-7 6-0
1985-04-29	Houston	R32	W	Marianne Groat	–	2-6 6-2 6-1
1985-04-22	San Diego	SF	L	Wendy Turnbull	5	6-2 6-1
1985-04-22	San Diego	QF	W	Hu Na	278	6-1 6-3

Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0