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Matches Results Tournaments Players

Matches Results Tournaments Players

deepcourt.ai

The numbers behind the net.

© 2026 DeepCourt. Player photos retain their credited licences.

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Matches
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Matches Results Tournaments Players

Stefan Kozlov | ATP Ranking, Results & Stats | DeepCourt

Ranking Surfaces History

Stefan Kozlov

USA · 28y · Right-handed · 183cm

#291189 ptsCareer high #1037 titles

ATP ranking · career

career high #103

By surface

Career win % · click a surface for this season

41%

Win rate · 2026

9–13

Season W–L

0

Titles on hard · 2026

Metepec CHQuarterfinal

Best result · 2026

Ranking Surfaces History

Stefan Kozlov

USA · 28y · Right-handed · 183cm

#291189 ptsCareer high #1037 titles

ATP ranking · career

career high #103

By surface

Career win % · click a surface for this season

41%

Win rate · 2026

9–13

Season W–L

0

Titles on hard · 2026

Metepec CHQuarterfinal

Best result · 2026

Explore the record in any conditions

Pro

Surface100 matches shown

TemperatureHot >28° · Mild · Cold <15°

WindCalm <10 · Breezy · Gusting >20 km/h

HumidityDry <40% · Humid >70%

Altitude>500m splits

Filter by temperature, wind, humidity and altitude with Pro.

Unlock condition filters

Surface filter is free and works — hover the weather rows to peel (Pro)

Tiburon CHChallenger · 14–20 Sep · 5 m
R32·Hard·15 Sept
Stefan Kozlov
Darwin Blanch
Sets won: 1Set 1: 3Set 2: 6Set 3: 6¹⁰
Sets won: 2Set 1: 6Set 2: 2Set 3: 7¹²
Brownsburg CHChallenger · 10–16 Aug · 266 m
R16·Hard·13 Aug
Stefan Kozlov
Harry Wendelken
Sets won: 1Set 1: 6Set 2: 4Set 3: 1
Sets won: 2Set 1: 2Set 2: 6Set 3: 6
R32·Hard·12 Aug
Stefan Kozlov
Aidan Mayo
Sets won: 2Set 1: 6Set 2: 5Set 3: 6
Sets won: 1Set 1: 3Set 2: 7Set 3: 2
Bloomfield Hills CHChallenger · 20–26 Jul · 252 m
R32·Hard·21 Jul
Stefan Kozlov
Alan Magadan
Sets won: 1Set 1: 6Set 2: 1Set 3: 6⁴
Sets won: 2Set 1: 3Set 2: 6Set 3: 7⁷
Q2·Hard·20 Jul
Stefan Kozlov
Roger Pascual Ferra
Sets won: 0Set 1: 4Set 2: 4
Sets won: 2Set 1: 6Set 2: 6
Q1·Hard·19 Jul
Stefan Kozlov
Leo Vithoontien
Sets won: 2Set 1: 4Set 2: 6Set 3: 6
Sets won: 1Set 1: 6Set 2: 1Set 3: 2
Pozoblanco CHChallenger · 13–19 Jul · 663 m
R32·Hard·14 Jul
Stefan Kozlov
Yi Zhou
Sets won: 1Set 1: 3Set 2: 6Set 3: 4
Sets won: 2Set 1: 6Set 2: 3Set 3: 6
Newport CHChallenger · 6–12 Jul · 26 m
R16·Grass·10 Jul
Stefan Kozlov
Jacob Fearnley
Sets won: 1Set 1: 6Set 2: 3Set 3: 2
Sets won: 2Set 1: 3Set 2: 6Set 3: 6

Loading full history…

Explore the record in any conditions

Pro

Surface100 matches shown

TemperatureHot >28° · Mild · Cold <15°

WindCalm <10 · Breezy · Gusting >20 km/h

HumidityDry <40% · Humid >70%

Altitude>500m splits

Filter by temperature, wind, humidity and altitude with Pro.

Unlock condition filters

Surface filter is free and works — hover the weather rows to peel (Pro)

Tiburon CHChallenger · 14–20 Sep · 5 m
R32·Hard·15 Sept
Stefan Kozlov
Darwin Blanch
Sets won: 1Set 1: 3Set 2: 6Set 3: 6¹⁰
Sets won: 2Set 1: 6Set 2: 2Set 3: 7¹²
Brownsburg CHChallenger · 10–16 Aug · 266 m
R16·Hard·13 Aug
Stefan Kozlov
Harry Wendelken
Sets won: 1Set 1: 6Set 2: 4Set 3: 1
Sets won: 2Set 1: 2Set 2: 6Set 3: 6
R32·Hard·12 Aug
Stefan Kozlov
Aidan Mayo
Sets won: 2Set 1: 6Set 2: 5Set 3: 6
Sets won: 1Set 1: 3Set 2: 7Set 3: 2
Bloomfield Hills CHChallenger · 20–26 Jul · 252 m
R32·Hard·21 Jul
Stefan Kozlov
Alan Magadan
Sets won: 1Set 1: 6Set 2: 1Set 3: 6⁴
Sets won: 2Set 1: 3Set 2: 6Set 3: 7⁷
Q2·Hard·20 Jul
Stefan Kozlov
Roger Pascual Ferra
Sets won: 0Set 1: 4Set 2: 4
Sets won: 2Set 1: 6Set 2: 6
Q1·Hard·19 Jul
Stefan Kozlov
Leo Vithoontien
Sets won: 2Set 1: 4Set 2: 6Set 3: 6
Sets won: 1Set 1: 6Set 2: 1Set 3: 2
Pozoblanco CHChallenger · 13–19 Jul · 663 m
R32·Hard·14 Jul
Stefan Kozlov
Yi Zhou
Sets won: 1Set 1: 3Set 2: 6Set 3: 4
Sets won: 2Set 1: 6Set 2: 3Set 3: 6
Newport CHChallenger · 6–12 Jul · 26 m
R16·Grass·10 Jul
Stefan Kozlov
Jacob Fearnley
Sets won: 1Set 1: 6Set 2: 3Set 3: 2
Sets won: 2Set 1: 3Set 2: 6Set 3: 6

Loading full history…