Match log updated: 2026-05-28 18:14 UTC
Mary Lou Piatek — WTA Match Log
Main draw matches: 28 | W: 16 | L: 12 | Win %: 57.1%
| Date ↓ | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Dec 19, 1980* | Tucson | WTA 250 | R16 | Carpet | Mareen Louie Harper | 4-6 5-7 | L | H2H | Match data |
| Dec 18, 1980* | Tucson | WTA 250 | R32 | Carpet | Carrie Meyer | 6-2 6-2 | W | H2H | Match data |
| Nov 15, 1980* | Tampa | WTA 250 | SF | Hard | Andrea Jaeger | 0-6 2-6 | L | H2H | Match data |
| Nov 15, 1980* | Tampa | WTA 250 | QF | Hard | Beth Norton | 7-6 6-2 | W | H2H | Match data |
| Nov 14, 1980* | Tampa | WTA 250 | R16 | Hard | Kathy Horvath | 6-0 6-3 | W | H2H | Match data |
| Nov 13, 1980* | Tampa | WTA 250 | R32 | Hard | Diane Morrison | 6-0 6-1 | W | H2H | Match data |
| Oct 17, 1980* | Deerfield Beach | WTA 250 | R16 | Hard | Regina Marsikova | 5-7 4-6 | L | H2H | Match data |
| Oct 16, 1980* | Deerfield Beach | WTA 250 | R32 | Hard | Lynn Epstein | 6-0 3-6 6-3 | W | H2H | Match data |
| Aug 29, 1980* | US Open | Grand Slam | R64 | Hard | Sylvia Hanika | 4-6 5-7 | L | H2H | Match data |
| Aug 28, 1980* | US Open | Grand Slam | R128 | Hard | Ann Kiyomura Hayashi | 6-1 7-5 | W | H2H | Match data |
| Aug 9, 1980* | Indianapolis | WTA 250 | QF | Clay | Andrea Jaeger | 1-6 1-6 | L | H2H | Match data |
| Aug 8, 1980* | Indianapolis | WTA 250 | R16 | Clay | Rosalyn Fairbank | 4-6 6-3 7-5 | W | H2H | Match data |
| Aug 7, 1980* | Indianapolis | WTA 250 | R32 | Clay | Janet Newberry | 6-1 6-2 | W | H2H | Match data |
| Aug 6, 1980* | Indianapolis | WTA 250 | R64 | Clay | Jane Preyer | 6-2 6-1 | W | H2H | Match data |
| Jul 27, 1980* | Richmond | WTA 250 | F | Carpet | Martina Navratilova | 3-6 0-6 | L | H2H | Match data |
| Jul 26, 1980* | Richmond | WTA 250 | SF | Carpet | Betsy Nagelsen | 6-0 6-0 | W | H2H | Match data |
| Jul 26, 1980* | Richmond | WTA 250 | QF | Carpet | Rosalyn Fairbank | 6-2 6-3 | W | H2H | Match data |
| Jul 25, 1980* | Richmond | WTA 250 | R16 | Carpet | Sherry Acker | 6-2 6-3 | W | H2H | Match data |
| Jul 24, 1980* | Richmond | WTA 250 | R32 | Carpet | Trey Lewis | 6-1 2-6 6-2 | W | H2H | Match data |
| Jun 25, 1980* | Wimbledon | Grand Slam | R128 | Grass | Deborah Jevans | 2-6 6-4 1-6 | L | H2H | Match data |
| Jun 18, 1980* | Eastbourne | WTA 250 | R64 | Grass | Dianne Fromholtz | 4-6 0-6 | L | H2H | Match data |
| Mar 14, 1980* | Boston | WTA 250 | R16 | Carpet | Joanne Russell | 6-3 5-7 3-6 | L | H2H | Match data |
| Mar 13, 1980* | Boston | WTA 250 | R32 | Carpet | Anne Smith | 6-3 6-3 | W | H2H | Match data |
| Feb 21, 1980* | Detroit | WTA 250 | R32 | Carpet | Sue Barker | 3-6 0-6 | L | H2H | Match data |
| Feb 20, 1980* | Detroit | WTA 250 | R64 | Carpet | Betsy Nagelsen | 6-3 6-2 | W | H2H | Match data |
| Jan 31, 1980* | Seattle | WTA 250 | R32 | Carpet | Tracy Austin | 0-6 1-6 | L | H2H | Match data |
| Jan 25, 1980* | Chicago | WTA 250 | R16 | Carpet | Dianne Fromholtz | 2-6 1-6 | L | H2H | Match data |
| Jan 24, 1980* | Chicago | WTA 250 | R32 | Carpet | Jo Durie | 6-3 6-2 | W | H2H | Match data |