H2H data updated: 2026-07-19 14:15 UTC

Mareen Louie Harper vs Karen Schimper H2H: 0-1

Karen Schimper holds a 1–0 lead over Mareen Louie Harper in their WTA head-to-head. Across 1 main-draw meeting, Karen Schimper leads 1–0 on hard courts. Most recently, Karen Schimper won the 1988 Los Angeles second round 7-6 6-1.

H2H
0 1
1 main draw meetings
RSA Age 59

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Aug 10, 1988* Los Angeles WTA 500 R64 Hard Karen Schimper #83 7-6 6-1 Mareen Louie Harper 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
Mareen Louie Harper 1,911 177 239 42.5% 0 0 0 0 2 2
Karen Schimper #486 #75 11 1,651 24 43 35.8% 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 Mareen Louie Harper Karen Schimper
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
13 1974 2–1 66.7% 1,523 0 0
15 1976 1–2 33.3% 1,521 0 0
16 1977 0–2 0.0% 1,519 0 0
17 1978 7–12 36.8% 1,588 0 0
18 1979 4–13 23.5% 1,567 0 0
19 1980 22–23 48.9% 1,715 0 0
20 1981 16–20 44.4% 1,743 0 0 1987 6–12 33.3% #102 1,528 0 0
21 1982 9–18 33.3% 1,654 0 0 1988 13–19 40.6% #93 1,580 0 0
22 1983 7–10 41.2% 1,670 0 0 1989 5–10 33.3% #147 1,588 0 0
23 1984 18–17 51.4% 1,733 0 1 1990 0–2 0.0% #470 1,564 0 0
24 1985 29–18 61.7% 1,777 0 2
25 1986 12–17 41.4% 1,680 0 2
26 1987 9–16 36.0% 1,625 0 2
27 1988 12–17 41.4% 1,614 0 2
28 1989 6–14 30.0% 1,577 0 2
29 1990 10–15 40.0% 1,591 0 2
30 1991 12–16 42.9% 1,615 0 2
31 1992 1–7 12.5% 1,546 0 2
33 1994 0–1 0.0% 1,537 0 2