John Wolf Jeffrey vs Stefan Kozlov · Match odds & ELO prediction
Cleveland • Hard • Jan 31, 2025 • 11:45 PM
Final score
2 - 0
Winner John Wolf Jeffrey
Key insights
Player performance profile
John Wolf Jeffrey
60% · 6–4 on hard
Games won (last 10)
71%
10 matches tracked
Stefan Kozlov
67% · 2–1 on hard
Games won (last 10)
47%
10 matches tracked
Player Skillset
Based on ~209 points across 2 matches
Percentiles compare against tour-level players in TennisTrove.
Player Skillset
Based on ~209 points across 2 matches
| Metric | Value | Percentile | Tier |
|---|---|---|---|
Serve strengthServe strength
(Player serve win % - tour average serve win %)
scaled by sample size | -4.8 | 1% | Vulnerable |
Return strengthReturn strength
(Player return win % - tour average return win %)
scaled by sample size | 3.3 | 99% | Elite |
Pressure IndexPressure Index
(Break point performance - baseline point performance)
with a small adjustment for tiebreak results | +0.4 | 54% | Solid |
Tiebreak win % | Insufficient data | — | — |
Percentiles compare against tour-level players in TennisTrove.
Match Overview
John Wolf Jeffrey and Stefan Kozlov are set to meet at the Cleveland on January 31, 2025 in a hard-court singles match. Jeffrey enters with a 6–4 record on hard courts in 2025, while Kozlov has posted a 22–9 mark on hard courts this season. Elo ratings point to a clear statistical advantage for Kozlov entering this matchup. Their head-to-head is currently level, with each player having recorded 3 wins.