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

Kazuko Sawamatsu vs Betsy Nagelsen H2H: 0-1

Betsy Nagelsen holds a 1–0 lead over Kazuko Sawamatsu in their WTA head-to-head. Across 1 main-draw meeting, Betsy Nagelsen leads 1–0 on grass. Most recently, Betsy Nagelsen won the 1974 Newport fourth round 7-6 6-4.

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Kazuko Sawamatsu
Age 75 Right-Handed
H2H
0 – 1
1 main draw meetings
Betsy Nagelsen
USA Age 69 Right-Handed 175 cm / 5'9"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Aug 22, 1974* Newport WTA 250 R16 Grass Betsy Nagelsen 7-6 6-4 Kazuko Sawamatsu 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
Kazuko Sawamatsu — — — 1,952 181 99 64.6% 0 0 0 1 10 11
Betsy Nagelsen #692 #25 28 1,885 266 324 45.1% 0 0 0 0 6 6

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 Kazuko Sawamatsu Betsy Nagelsen
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 — — — — — — — 1972 4–2 66.7% — 1,537 0 1
16 — — — — — — — 1973 1–3 25.0% — 1,517 0 1
17 1968 9–6 60.0% — 1,551 0 2 1974 27–18 60.0% — 1,730 0 3
18 1969 16–8 66.7% — 1,671 0 3 1975 18–17 51.4% — 1,793 0 3
19 1970 12–9 57.1% — 1,713 0 4 1976 11–19 36.7% — 1,709 0 3
20 1971 18–10 64.3% — 1,799 0 5 1977 8–15 34.8% — 1,677 0 3
21 1972 28–15 65.1% — 1,853 0 8 1978 13–24 35.1% — 1,659 0 3
22 1973 38–21 64.4% — 1,823 0 8 1979 18–19 48.6% — 1,695 0 5
23 1974 37–20 64.9% — 1,898 0 10 1980 22–27 44.9% — 1,756 0 5
24 1975 23–10 69.7% — 1,952 0 11 1981 20–21 48.8% — 1,803 0 6
25 — — — — — — — 1982 12–17 41.4% — 1,704 0 6
26 — — — — — — — 1983 18–22 45.0% — 1,692 0 6
27 — — — — — — — 1984 11–18 37.9% #77 1,630 0 6
28 — — — — — — — 1985 14–12 53.8% #81 1,714 0 6
29 — — — — — — — 1986 18–17 51.4% #46 1,699 0 6
30 — — — — — — — 1987 13–15 46.4% #61 1,645 0 6
31 — — — — — — — 1988 11–19 36.7% #109 1,586 0 6
32 — — — — — — — 1989 18–15 54.5% #45 1,663 0 6
33 — — — — — — — 1990 8–12 40.0% #96 1,640 0 6
34 — — — — — — — 1991 0–2 0.0% #337 1,608 0 6
35 — — — — — — — 1992 1–5 16.7% #418 1,561 0 6
36 — — — — — — — 1993 0–4 0.0% #394 1,512 0 6
37 — — — — — — — 1994 0–1 0.0% #692 1,510 0 6