Stefan Kozlov vs J J Wolf — Charlottesville CH Semi-final

Charlottesville CH · CHALLENGER · Semi-final
USA
Stefan Kozlov
#292ATP
1429ELO
1408Hard ELO
28 yrs · 183 cm · Right-handed
Last 10
LWLWWWLLWL
2 — 1
Sets
Monday, 1 November 2021
hard
USA
J J Wolf
#921ATP
27 yrs · 183 cm · Right-handed
Last 10
LWLLLLLLWW

Umpiry Score

Pre-match
Kozlov S.
6.8
Slight advantageUmpiry ScorePartial · surface data limited
Wolf J.
7.2
Strong advantageUmpiry ScorePartial · surface data limited
Form & Matchup
2.7
H2H
7.3
8.1
Surface form
8.3
7.03-match win streak
Win streak
9.05-match win streak
Fatigue & Travel
4.2
Minutes 14d
5.5
7.0
3-set count
7.0
7.0
Prev. match
8.0
Context
5.0
Defending pts
5.0
5.0
Opponent rise

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Kozlov S.
66162
Wolf J.
17701

Head to head

3–5
DateTournamentRoundSurfaceWinnerScore
2025-01-27Cleveland CHQFhardJ J Wolf6-1 6-3
2024-07-01Bloomfield Hills CHQFhardStefan Kozlov6-4 6-4
2022-09-19San DiegoR32hardJ J Wolf6-2 7-6(6)
2021-11-15Champaign CHSFhardStefan Kozlov6-2 6-3
2021-10-25Las Vegas CHFhardJ J Wolf6-4 6-4
2021-09-20Columbus CHSFhardStefan Kozlov2-6 6-3 7-5
2019-11-11Champaign-Urbana CHQFhardJ J Wolf6-2 6-2
2019-01-07Columbus CHR64hardJ J Wolf6-2 7-6(4)

Statistics

Recent form
Kozlov S.Wolf J.
60%1st serve in+3%57%
66%1st serve points won+6%72%
49%2nd serve points won+2%47%
59%Service points won+2%61%
41%Return points won+2%39%
54%Break points saved+4%58%
2.9Aces / match+3.66.5
3.5Double faults / match+0.33.2

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Kozlov S.
Vukic A.
6-26-3
Semi-finals
Vukic A.
Schnur B.
6-46-1
Kozlov S.
Wolf J.
6-16-716-0
Quarter-finals
Wolf J.
Kwiatkowski T.
7-56-4
Schnur B.
Gunneswaran P.
7-56-3
Kozlov S.
Nava E.
6-46-2
Vukic A.
Sock J.[4]
6-47-5
R16
Nava E.
Soeda G.
2-67-656-2
Vukic A.
Wu T.
3-66-36-2
Schnur B.
Harrison C.
7-616-747-66
Kozlov S.
Kubler J.
6-36-1
Wolf J.
Kudla D.
6-27-65
Gunneswaran P.
Montes De La Torre I.
6-17-5
Sock J.[4]
Stebe C.
6-26-3
Kwiatkowski T.
Watanuki Y.
7-646-1
R32
Kudla D.
Krueger M.[3]
6-36-2
Vukic A.
Popko D.[5]
6-37-5
Stebe C.
Mmoh M.
6-46-716-2
Nava E.
Pospisil V.[1]
6-44-67-63
Montes De La Torre I.
Polansky P.
6-34-67-65
Gunneswaran P.
Daniel T.[2]
6-727-656-2
Schnur B.
Uchiyama Y.
2-66-26-0
Wu T.
Chappell N.
6-46-3
Wolf J.
Damm M.
7-56-4
Sock J.[4]
Torpegaard M.
6-46-4
Kubler J.
Von Der Schulenburg J.
7-657-5
Watanuki Y.
Eubanks C.
6-22-66-4
Kwiatkowski T.
Rola B.[8]
7-632-67-5
Harrison C.
Jung J.[6]
7-56-4
Soeda G.
Ito T.
7-607-5
Kozlov S.
Fratangelo B.[7]
7-56-2