H2H data updated: 2026-09-12 00:00 UTC

Mary Lou Piatek vs Vicki Nelson H2H: 3-0

Mary Lou Piatek holds a 3–0 lead over Vicki Nelson in their WTA head-to-head. Across 3 main-draw meetings, Mary Lou Piatek leads 2–0 on hard courts and 1–0 on grass. Most recently, Mary Lou Piatek won the 1984 Tampa round of 32 6-4 7-6.

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Mary Lou Piatek
USA
H2H
3 – 0
3 main-draw meetings
Vicki Nelson
USA Right-Handed 168 cm / 5'6"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mary Lou Piatek 6-4 7-6 Vicki Nelson #73 Match data Oct 11, 1984* R32 Tampa WTA 250 Hard
Mary Lou Piatek 6-3 6-4 Vicki Nelson #128 Match data Jan 21, 1984* QF Denver WTA 250 Hard
Mary Lou Piatek 6-1 4-6 8-6 Vicki Nelson Match data Jun 16, 1982* R64 Eastbourne Open WTA 250 Grass

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Mary Lou Piatek — — — 1,931 153 206 42.6% 0 0 0 0 2 2
Vicki Nelson #547 #60 8 1,677 87 136 39.0% 0 0 0 0 1 1

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Mary Lou Piatek Vicki Nelson
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1978 0–1 0.0% — 1,499 0 0 1980 7–4 63.6% — 1,544 0 0
1979 3–5 37.5% — 1,546 0 0 1981 3–4 42.9% — 1,561 0 0
1980 16–12 57.1% — 1,734 0 0 1982 12–15 44.4% — 1,616 0 0
1981 30–22 57.7% — 1,869 0 1 1983 10–23 30.3% — 1,538 0 0
1982 18–21 46.2% — 1,791 0 1 1984 14–19 42.4% #92 1,537 0 0
1983 12–20 37.5% — 1,720 0 1 1985 17–22 43.6% #87 1,594 0 0
1984 18–20 47.4% — 1,703 0 2 1986 14–22 38.9% #98 1,590 0 1
1985 14–18 43.8% — 1,677 0 2 1987 10–21 32.3% #136 1,520 0 1
1986 8–15 34.8% — 1,618 0 2 1988 0–5 0.0% #282 1,471 0 1
1987 6–12 33.3% — 1,594 0 2 1989 0–1 0.0% #402 1,461 0 1
1988 6–16 27.3% — 1,542 0 2 — — — — — — —
1989 7–15 31.8% — 1,592 0 2 — — — — — — —
1990 8–11 42.1% — 1,611 0 2 — — — — — — —
1991 5–8 38.5% — 1,629 0 2 — — — — — — —
1992 1–8 11.1% — 1,559 0 2 — — — — — — —
1993 1–2 33.3% — 1,554 0 2 — — — — — — —

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Mary Lou Piatek Vicki Nelson
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
1978 — — — — — — — — — — — — 0 1 1 0.0% 1981 1 3 4 25.0% 2 1 3 66.7% — — — — — — — —
1979 1 1 2 50.0% 0 1 1 0.0% — — — — 2 3 5 40.0% 1982 4 4 8 50.0% 6 4 10 60.0% 1 5 6 16.7% 1 2 3 33.3%
1980 5 3 8 62.5% 3 1 4 75.0% 0 2 2 0.0% 8 6 14 57.1% 1983 4 9 13 30.8% 3 9 12 25.0% 0 1 1 0.0% 3 4 7 42.9%
1981 15 5 20 75.0% 6 4 10 60.0% 4 6 10 40.0% 5 7 12 41.7% 1984 6 8 14 42.9% 8 6 14 57.1% 0 4 4 0.0% 0 1 1 0.0%
1982 4 5 9 44.4% 0 3 3 0.0% 1 2 3 33.3% 13 11 24 54.2% 1985 9 11 20 45.0% 8 8 16 50.0% 0 1 1 0.0% 0 2 2 0.0%
1983 5 6 11 45.5% 1 4 5 20.0% 0 2 2 0.0% 6 8 14 42.9% 1986 1 9 10 10.0% 11 8 19 57.9% 0 1 1 0.0% 2 4 6 33.3%
1984 9 8 17 52.9% 0 1 1 0.0% 5 6 11 45.5% 4 5 9 44.4% 1987 4 9 13 30.8% 6 9 15 40.0% 0 2 2 0.0% 0 1 1 0.0%
1985 7 11 18 38.9% 2 1 3 66.7% 1 2 3 33.3% 4 4 8 50.0% 1988 0 4 4 0.0% 0 1 1 0.0% — — — — — — — —
1986 5 5 10 50.0% 0 2 2 0.0% 1 2 3 33.3% 2 6 8 25.0% 1989 0 1 1 0.0% — — — — — — — — — — — —
1987 3 5 8 37.5% 0 2 2 0.0% 0 2 2 0.0% 3 3 6 50.0% — — — — — — — — — — — — — — — — —
1988 4 9 13 30.8% 1 4 5 20.0% 0 1 1 0.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
1989 7 9 16 43.8% 0 3 3 0.0% 0 2 2 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1990 4 5 9 44.4% 3 3 6 50.0% 0 1 1 0.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
1991 5 5 10 50.0% 0 2 2 0.0% — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1992 0 6 6 0.0% 1 1 2 50.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
1993 1 2 3 33.3% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career 75 85 160 46.9% 17 32 49 34.7% 12 29 41 29.3% 49 60 109 45.0% Career 29 58 87 33.3% 44 46 90 48.9% 1 14 15 6.7% 6 14 20 30.0%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Mary Lou Piatek Vicki Nelson
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
1978 1499 106.8 — — — — — — — 0.0% -3.50 — — — -0.12 1980 1544 114.3 — — — — — — — 68.4% +1.68 0–1 1–0 — +0.64
1979 1547 118.2 — — — — +97 — — 42.1% -0.89 1–2 (33%) 0–1 — +0.14 1981 1561 103.8 — — — — +16 +33 — 40.0% -1.20 1–0 1–0 — +0.19
1980 1735 137.7 — — — — +8 -158 — 55.7% +0.51 3–2 (60%) 1–0 — -0.18 1982 1616 115.3 — — — — -30 +10 -70 44.4% -0.22 5–4 (56%) 3–4 (43%) 100.7 +0.60
1981 1869 146.1 — — — — +63 -192 -295 56.7% +0.48 8–10 (44%) 6–5 (55%) 101.1 -3.04 1983 1539 113.3 — — — — +13 +36 — 36.0% -0.92 2–7 (22%) 1–3 (25%) 92.9 +0.43
1982 1792 141.6 — — — — +56 -194 -210 47.1% -0.08 4–5 (44%) 2–3 (40%) 96.7 -0.75 1984 1538 115.3 — — — — -23 +128 -55 45.8% -0.35 3–5 (38%) 2–2 (50%) 97.9 +1.80
1983 1721 143.7 — — — — +53 -86 — 41.3% -0.43 4–7 (36%) 0–5 (0%) 91.3 -3.81 1985 1594 130.2 — — — — -25 +60 — 45.9% -0.15 2–7 (22%) 5–5 (50%) 95.2 +1.52
1984 1703 128.4 — — — — -13 — -69 47.7% -0.47 5–5 (50%) 4–3 (57%) 101.0 -0.69 1986 1590 109.0 — — — — -114 +125 — 39.5% -0.83 2–2 (50%) 3–4 (43%) 100.2 +2.92
1985 1678 113.6 — — — — -29 -65 -67 43.1% -0.61 5–3 (63%) 1–3 (25%) 100.7 +2.10 1987 1520 111.9 — — — — -63 +118 — 35.3% -1.03 2–4 (33%) 2–2 (50%) 98.4 +0.24
1986 1618 111.0 — — — — +10 — -24 38.5% -0.67 2–4 (33%) 0–3 (0%) 95.5 +1.60 1988 1472 100.3 — — — — -77 — — 9.1% -3.00 0–1 — — -0.24
1987 1594 117.2 — — — — +33 — — 35.7% -0.78 3–3 (50%) 0–1 — +0.29 1989 1461 99.3 — — — — — — — 33.3% -1.67 0–1 — — +0.06
1988 1542 116.2 — — — — +33 -43 — 30.8% -1.31 4–4 (50%) 0–2 — -0.55 — — — — — — — — — — — — — — — —
1989 1592 121.3 — — — — +35 -116 — 31.4% -1.65 5–2 (71%) 4–2 (67%) 107.3 -2.88 — — — — — — — — — — — — — — — —
1990 1611 125.3 — — — — +8 -85 — 43.9% -0.63 1–2 (33%) 0–2 — -0.44 — — — — — — — — — — — — — — — —
1991 1630 119.4 — — — — +17 — — 41.4% -0.31 1–2 (33%) 0–2 — -0.69 — — — — — — — — — — — — — — — —
1992 1560 101.4 — — — — -16 — — 23.8% -2.00 0–3 (0%) 0–2 — -0.39 — — — — — — — — — — — — — — — —
1993 1555 103.2 — — — — -22 — — 42.9% -0.71 0–1 1–0 — -0.16 — — — — — — — — — — — — — — — —
Career 1932 136.4 — — — — +26 -124 -154 43.9% -0.44 46–55 (46%) 19–34 (36%) 92.3 -2.67 Career 1678 118.7 — — — — -37 +85 -64 41.5% -0.57 17–32 (35%) 18–20 (47%) 92.1 +3.66

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.