This link may be missing its player ID, or the profile may have moved. Back to Players to Watch.
Jan Siemerink
Left-Handed, Unknown Backhand · Turned pro 1989 · 183cm
Jan Siemerink is a professional tennis player from Netherlands, 56 years old, ranked No. 987 on the ATP singles rankings as of July 14, 2003. Career-high ranking: No. 14 (November 2, 1998). Siemerink has won 5 career singles titles from 15 finals (4 at tour level, 1 at Challenger level). Most recent title: Open de Charleroi - Charleroi (2000), beating Srichaphan 7-6(2), 7-6(8) in the final. In 2026 the record stands at 0-0. Last match: lost to Lee 6-3, 6-1 in the Q1 at U.S. Open - New York, August 26, 2002. Best surface by career win rate: indoor (101–84).
The Climb
From the Futures to the Slams
The milestones that mark a professional career, with the ranking at each step.
Call the climb
Say where this player will be, and by when. Graded from the weekly rankings; the record lives on My Slip.
Why we're watching
Recent results
| Date | Tournament | Rd. | Opponent | Result |
|---|
The last ten singles matches, from the results feed. Click a column header to sort.
Career record by surface
Ranking, recent weeks
Titles & finals
Win–loss by level · this season
| Level | Record |
|---|