H2H data updated: 2026-07-19 08:25 UTC

Serena Williams vs Kimberly Po Messerli H2H: 1-1

Serena Williams and Kimberly Po Messerli are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, Kimberly Po Messerli leads 1–0 on carpet, while Serena Williams leads 1–0 on hard courts. Most recently, Serena Williams won the 1999 US Open first round 6-1 6-0.

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Serena Williams
USA Age 44 Right-Handed 175 cm / 5'9"
H2H
1 – 1
2 main draw meetings
Kimberly Po Messerli
Age 54 Right-Handed 160 cm / 5'3"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Sep 1, 1999* US Open Grand Slam R128 Hard Serena Williams #6 6-1 6-0 Kimberly Po Messerli Match data
Oct 30, 1997* Kremlin Cup WTA 1000 R32 Carpet Kimberly Po Messerli 6-3 7-6 Serena Williams #448 Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Serena Williams #320 #1 13,615 2,405 825 170 82.9% 23 23 5 17 3 71
Kimberly Po Messerli — — — 1,878 118 133 47.0% 0 0 0 0 0 0

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.

Age Serena Williams Kimberly Po Messerli
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 1997 3–2 60.0% #101 1,582 0 0 — — — — — — —
16 1998 26–11 70.3% #20 1,895 0 0 — — — — — — —
17 1999 37–7 84.1% #4 2,170 1 4 1989 0–1 0.0% — 1,486 0 0
18 2000 37–8 82.2% #6 2,174 1 7 — — — — — — —
19 2001 40–7 85.1% #6 2,259 1 10 1991 5–4 55.6% — 1,568 0 0
20 2002 57–5 91.9% #1 2,348 4 18 1992 14–16 46.7% — 1,655 0 0
21 2003 36–3 92.3% #3 2,369 6 22 1993 20–19 51.3% — 1,776 0 0
22 2004 39–11 78.0% #7 2,192 6 24 1994 11–17 39.3% — 1,701 0 0
23 2005 21–9 70.0% #11 2,028 7 25 1995 4–13 23.5% — 1,609 0 0
24 2006 12–4 75.0% #95 2,016 7 25 1996 20–13 60.6% — 1,806 0 0
25 2007 34–10 77.3% #7 2,058 8 27 1997 27–20 57.4% — 1,789 0 0
26 2008 41–8 83.7% #2 2,109 9 31 1998 11–15 42.3% — 1,742 0 0
27 2009 50–13 79.4% #1 2,106 11 34 1999 6–13 31.6% — 1,653 0 0
28 2010 25–4 86.2% #4 2,149 13 36 2000 0–2 0.0% — 1,611 0 0
29 2011 22–4 84.6% #12 2,155 13 38 — — — — — — —
30 2012 48–6 88.9% #3 2,239 15 44 — — — — — — —
31 2013 77–5 93.9% #1 2,345 17 55 — — — — — — —
32 2014 52–10 83.9% #1 2,209 18 62 — — — — — — —
33 2015 50–6 89.3% #1 2,197 21 67 — — — — — — —
34 2016 36–5 87.8% #2 2,177 22 69 — — — — — — —
35 2017 8–1 88.9% #22 2,172 23 70 — — — — — — —
36 2018 18–7 72.0% #16 2,078 23 70 — — — — — — —
37 2019 25–8 75.8% #10 2,052 23 70 — — — — — — —
38 2020 16–5 76.2% #11 1,991 23 71 — — — — — — —
39 2021 12–6 66.7% #41 1,950 23 71 — — — — — — —
40 2022 3–4 42.9% #320 1,891 23 71 — — — — — — —
44 2026 0–1 0.0% #320 — 23 71 — — — — — — —