Player

🇳🇱 Stian Klaassen

Career matches 24

Wins 14

Losses 10

Win rate 58.3%

Elo (current) —

Surface breakdown

Hard 76.9% 10W – 3L (13 matches)

Clay 36.4% 4W – 7L (11 matches)

Career form (last 10)

WLWLLWWLWW

Newest on left. Hover for details.

Head-to-head (top 5 opponents)

Opponent	Played	W	L	W%
Mitchell Sheldon	1	1	0	100%
Freek Van Donselaar	1	1	0	100%
Stijn Paardekooper	1	0	1	0%
Thijs Boogaard	1	0	1	0%
Trevor Svajda	1	0	1	0%

Recent matches

1–24 of 24

Date	Tournament	Round	Winner	Loser	Score	Surface
2025-07-07	M25 The Hague	R2	Stian Klaassen	Freek Van Donselaar	6-0 6-0	Clay
2025-07-07	M25 The Hague	R2	Eric Vanshelboim	Stian Klaassen	6-3 4-6 6-1	Clay
2025-07-07	M25 The Hague	R1	Stian Klaassen	Amaury Raynel	7-6(4) 6-0	Clay
2025-06-30	M15 Amstelveen	R2	Stijn Paardekooper	Stian Klaassen	6-3 6-1	Clay
2025-06-23	M15 Alkmaar	R2	Daniel Verbeek	Stian Klaassen	6-2 7-5	Clay
2025-06-09	M15 San Diego, CA	R2	Stian Klaassen	Finn Bass	7-6(3) 6-4	Hard
2025-06-09	M15 San Diego, CA	R1	Stian Klaassen	Lucca Pinto	6-2 6-3	Hard
2025-06-09	M15 San Diego, CA	F	Trevor Svajda	Stian Klaassen	6-2 6-3	Hard
2025-06-09	M15 San Diego, CA	SF	Stian Klaassen	Savriyan Danilov	7-5 4-6 7-5	Hard
2025-06-09	M15 San Diego, CA	QF	Stian Klaassen	Quinn Vandecasteele	2-6 7-6(8) 6-3	Hard
2025-06-09	M15 San Diego, CA	R2	Stian Klaassen	Hudson Rivera	7-6(3) 6-4	Hard
2025-06-09	M15 San Diego, CA	R1	Stian Klaassen	Christopher Papa	6-4 6-4	Hard
2025-06-02	M15 San Diego, CA	R2	Stian Klaassen	Stefan Menichella	6-1 6-2	Hard
2025-06-02	M15 San Diego, CA	R1	Stian Klaassen	Mitchell Sheldon	6-3 6-2	Hard
2025-06-02	M15 San Diego, CA	R2	Andrew Fenty	Stian Klaassen	7-6(6) 7-6(5)	Hard
2025-06-02	M15 San Diego, CA	R1	Stian Klaassen	William Kleege	6-0 6-1	Hard
2024-08-12	M25 Koksijde	R16	Gilles Arnaud Bailly	Stian Klaassen	6-3 6-1	Clay
2024-08-12	M25 Koksijde	R32	Stian Klaassen	Simon Beaupain	6-3 2-1 RET	Clay
2024-06-24	M15 Alkmaar	R32	Niels Visker	Stian Klaassen	6-2 6-3	Clay
2024-06-10	M15 San Diego CA	R16	Patrick Maloney	Stian Klaassen	6-2 5-7 6-0	Hard
2024-06-10	M15 San Diego CA	R32	Stian Klaassen	James Tracy	6-2 1-6 6-4	Hard
2023-07-31	M15 Eindhoven	R16	Elmer Moller	Stian Klaassen	6-0 6-2	Clay
2023-07-31	M15 Eindhoven	R32	Stian Klaassen	Fons Van Sambeek	7-6(4) 6-3	Clay
2023-06-26	M15 Alkmaar	R32	Thijs Boogaard	Stian Klaassen	6-2 4-6 6-2	Clay

Aliases

atp

Stian Klaassen (k0lp)

atp_short

S. Klaassen (k0lp)

itf

Stian Klaassen (800717665)

sackmann

Stian Klaassen (212276)

variant

S Klaassen