William Mroz

United States23 years oldRight-handed1.85 m

ATP rank

#15929 places this week

Points: 3
Career high: #1575Sep 2026
Titles: 0
2026: 2–1

#1592This week

Best #1575 in Sep 2026

No match scheduled.

Points to defend

0points to defend in the next 8 weeks

Nothing to defend in the next 8 weeks

ATP rankings breakdown, Sep 28

Splits

Matches

2–167%

3 matches in 2026

LatestLost to Mitchell Sheldon, Champaign QF24 Jul

Sets: 4–357%
Tiebreaks: 0–10%
Deciding sets: 1–0100%
From a set down: 0–10%
Finals: 0–0

Champaign 2026ITF M25Court speedLost QF

277⁷

R1623 Jul

Underdog won · #1902 beat #610 R3222 Jul

Underdog won · #1902 beat #863

Serve & return

Last 12 months against the tour average

Pro Holds, breaks, aces, first and second serve, break points saved and return points won, each against the tour average.

Season by season

27 matches on record

SeasonAllHardClayGrassTitlesBest rank

20262–12–1––#1902

20250–10–1––#1694

202411–811–8––#1850

20231–31–3––

Best wins, last 12 months

ChampaignRound of 1623 Jul

Underdog won · #1902 beat #610 ChampaignRound of 3222 Jul

Underdog won · #1902 beat #863

Most played

Head-to-head against the opponents Mroz has met most