Jan Siemerink (#no-rank)
| atpworldtour.com | ATP | Country |  Unknown |
| Wikipedia | Eng / Fr | Birth | - |
| Career best ranking | 14 - 1998-10-12 | Résidence | Unknown |
| Height | - | ||
| Weight | - |
0 titles - 4 finals (winning ratio : 0.0%)
| Category | Hard (out.) | Hard (in.) | Clay | Grass | Total |
|---|
| # | Date | Age | Categ | Tournament | Conditions | Opponent | Score | |
|---|---|---|---|---|---|---|---|---|
| 1 | 1993-02-07 | - | 250 |  Open 13 | Hard (in.) |  Marc Rosset | - | |
| 2 | 1995-07-30 | - | 250 |  Dutch Open | Clay | Marcelo Rios | - | |
| 3 | 1995-08-27 | - | 250 |  ATP Long Island | Hard (out.) |  Yevgeny Kafelnikov | - | |
| 4 | 1997-11-09 | - | 250 |  Stockholm Open | Hard (in.) | Jonas Bjorkman | - |
| (0) Country | Total |
|---|
LLTL
ATP
WTA/Double
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RookiesLeaderotron
Mega Patate
Big Lose
Clay 
Grass 
Hard indoor 
Hard outdoor 
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