James Duckworth - Stefan Kozlov

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Mexico City 2026 (clay)

Head to heads

James Duckworth	2:0	Stefan Kozlov
Australia	Country	USA
63	Ranking	294
475 (pts 31, tourn. 3)	Ranking by surface	312 (pts 73, tourn. 8)

Date	Tournament	Match	Surface	Score
08.04.2026	Mexico City	James Duckworth - Stefan Kozlov	clay	2:0 (6:3, 6:2)
18.10.2019	Las Vegas	Stefan Kozlov - James Duckworth	hard	0:2 (2:6, 3:6)

James Duckworth - last games
Surface: All clay grass carpet hard indoor hard
Date	Tournament	Opponent	Surface	Round	Score
24.09.2026	Chengdu	Lorenzo Sonego	hard	First round	L 0:2 (4:6, 4:6)
02.09.2026	US Open	Yibing Wu	hard	Second round	L 0:3 (5:7, 3:6, 1:6)
31.08.2026	US Open	Matteo Arnaldi	hard	First round	W 3:1 (5:7, 6:3, 6:2, 7:6)
28.08.2026	Winston	Arthur Fery	hard	Semi-finals	L 0:1 (4:6, 2:1) Retired
28.08.2026	Winston	Fabian Marozsan	hard	Quarter-finals	W 2:1 (6:7, 6:2, 6:4)
26.08.2026	Winston	Lorenzo Sonego	hard	Third round	W 2:0 (7:5, 6:3)
25.08.2026	Winston	Mariano Navone	hard	Second round	W 2:0 (6:3, 7:6)
24.08.2026	Winston	Quinn Vandecasteele	hard	First round	W 2:0 (6:2, 6:1)
15.08.2026	Cincinnati	Arthur Fery	clay	Second round	L 1:2 (4:6, 6:2, 6:7)
14.08.2026	Cincinnati	Jeff Wolf	clay	First round	W 2:0 (7:5, 7:6)
04.08.2026	Montreal	Alex De Minaur	hard	Second round	L 0:2 (2:6, 6:7)
03.08.2026	Montreal	Christopher O\'Connell	hard	First round	W 2:0 (6:3, 6:1)
30.07.2026	Los Cabos	Cameron Norrie	hard	Second round	L 0:2 (4:6, 4:6)
29.07.2026	Los Cabos	Aidan Mayo	hard	First round	W 2:1 (4:6, 6:3, 6:4)
02.07.2026	Wimbledon	Flavio Cobolli	grass	Second round	L 1:3 (6:7, 6:3, 6:7, 1:6)
30.06.2026	Wimbledon	Tallon Griekspoor	grass	First round	W 3:1 (6:4, 4:6, 7:5, 6:4)
20.06.2026	Eastbourne	Giles Hussey	grass	Qualifications - 1st round	L 0:2 (4:6, 4:6)
13.06.2026	London	Aleksandar Vukic	grass	Qualifications - 1st round	L 0:2 (3:6, 2:6)
11.06.2026	Stuttgart	Jiri Lehecka	grass	Second round	L 1:2 (7:6, 4:6, 6:7)
09.06.2026	Stuttgart	Diego Dedura	grass	First round	W 2:0 (6:4, 6:3)

Stefan Kozlov - last games
Surface: All clay grass carpet hard indoor hard
Date	Tournament	Opponent	Surface	Round	Score
01.10.2026	Columbus Hard	Mitchell Krueger	hard	Second round	L 1:2 (2:6, 6:3, 3:6)
29.09.2026	Columbus Hard	James Kent Trotter	hard	First round	W 2:0 (6:3, 6:2)
22.09.2026	San Diego 2	Colton Smith	hard	First round	L 0:2 (4:6, 2:6)
15.09.2026	Tiburon	Darwin Blanch	hard	First round	L 1:2 (3:6, 6:2, 6:7)
13.08.2026	Brownsburg	Harry Wendelken	hard	Second round	L 1:2 (6:2, 4:6, 1:6)
12.08.2026	Brownsburg	Aidan Mayo	hard	First round	W 2:1 (6:3, 5:7, 6:2)
25.07.2026	Washington	Zachary Svajda	hard	Qualifications - 1st round	L 0:2 (5:7, 1:6)
21.07.2026	Bloomfield Hills	Alan Magadan	clay	First round	L 1:2 (6:3, 1:6, 6:7)
14.07.2026	Pozoblanco	Yi Zhou	hard	First round	L 1:2 (3:6, 6:3, 4:6)
10.07.2026	Newport	Jacob Fearnley	grass	Second round	L 1:2 (6:3, 3:6, 2:6)
09.07.2026	Newport	Yibing Wu	grass	First round	W 2:1 (6:4, 2:6, 6:4)
07.07.2026	Newport	Garrett Johns	grass	Qialification final	W 2:0 (6:4, 6:2)
05.07.2026	Newport	Aidan Mayo	grass	Qualifications - 1st round	W 2:1 (7:6, 5:7, 6:3)
12.05.2026	Valencia	Alejo Sanchez Quilez	clay	Qialification final	L 0:2 (5:7, 4:6)
22.04.2026	Savannah	Nick Hardt	clay	Second round	L 1:2 (2:6, 6:2, 0:6)
20.04.2026	Savannah	Daniil Glinka	clay	First round	W 2:0 (6:2, 6:3)
14.04.2026	Tallahassee	Alex Rybakov	clay	First round	L 0:2 (6:7, 2:6)
13.04.2026	Tallahassee	Kilian Feldbausch	clay	Qialification final	W 2:1 (6:1, 4:6, 7:6)
12.04.2026	Tallahassee	Strong Kirchheimer	clay	Qualifications - 1st round	W 2:0 (6:0, 6:4)
08.04.2026	Mexico City	James Duckworth	clay	Second round	L 0:2 (3:6, 2:6)