Player dossier
John Sperle
GERMANY
Born Jan 30, 2002
Overall: 1,549Hard: 1,524Clay: 1,543Grass: N/A
Season record: 3–4Win % 43%
#831Elo•ATP #824
Performance console
Loading Elo history...
Last 10 matches — Global
Total Δ Elo 0.0Loading recent matches...
Elo delta per match
Positive bars = gains • Negative bars = losses
Evaluating Elo deltas...
Upcoming matches
ScheduledNo scheduled singles matches.