H2H data updated: 2026-10-12 00:00 UTC

Isao Watanabe vs Matthias Mauritz H2H: 1-0

Isao Watanabe holds a 1–0 lead over Matthias Mauritz in their ATP head-to-head. Across 1 main-draw meeting, Isao Watanabe leads 1–0 on clay. Most recently, Isao Watanabe won the 1968 Dusseldorf round of 64 6-3 6-1.

JPN Age 84 Right-Handed
H2H
1 – 0
1 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Isao Watanabe 6-3 6-1 Matthias Mauritz Match data Jul 10, 1968* R64 Dusseldorf ATP 250 Clay

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
Isao Watanabe #330 #274 0 1,517 5 8 38.5% 0 0 0 0 0 0
Matthias Mauritz — — — 1,500 — — — 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 Isao Watanabe Matthias Mauritz
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
26 1968 4–6 40.0% — 1,479 0 0 — — — — — — —
32 1974 1–2 33.3% #274 1,457 0 0 — — — — — — —

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Isao Watanabe Matthias Mauritz
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
26 1968 1479 100.2 — — — — — +2 — 45.5% -0.27 1–2 (33%) — — +0.33 — — — — — — — — — — — — — — — —
32 1974 1458 97.2 — — — — — — — 20.0% -2.80 0–1 — — +0.21 — — — — — — — — — — — — — — — —
43 — — — — — — — — — — — — — — — — 1968 1484 95.7 — — — — — — — 0.0% -4.00 — — — +0.03
45 — — — — — — — — — — — — — — — — 1970 1457 — — — — — — — — — — — — — +0.26
Career — 1517 99.0 — — — — — +2 — 40.7% -0.74 1–3 (25%) — — +4.91 — 1500 97.7 — — — — — — — 0.0% -4.00 — — — +14.50

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.