Jan Siemerink
Peak ranking
14 (Oct 12, 1998)
Elo peak
1908 (83.5%ile)
Career record
261–260 (50.1%)
Career titles
4
Prize money
$4,347,693
Recent ATP Matches full match log →
Qualifying matches are shown here but excluded from main-draw summaries and leaderboards.
| Date | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Aug 26, 2002 | US Open | Grand Slam | Q1 | Hard | Martin Lee | 3-6 1-6 | L | H2H | Match data |
| Jul 18, 2002* | Amersfoort | ATP 250 | R32 | Clay | Kristian Pless | 2-6 6-7(1) | L | H2H | Match data |
| May 28, 2002* | Roland Garros | Grand Slam | Q3 | Clay | Oleg Ogorodov | 3-6 5-7 | L | H2H | Match data |
| May 28, 2002* | Roland Garros | Grand Slam | Q2 | Clay | Edwin Kempes | 6-4 6-2 | W | H2H | Match data |
| May 27, 2002 | Roland Garros | Grand Slam | Q1 | Clay | Dennis van Scheppingen | 6-2 7-6(6) | W | H2H | Match data |
Rivals full rivalries list →
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Gianluca Pozzi | 5 | 4 | 9 | Jun 14, 2001 | H2H |
| Goran Ivanisevic | 5 | 4 | 9 | Feb 25, 1999 | H2H |
| Greg Rusedski | 6 | 3 | 9 | Oct 4, 1998 | H2H |
| Stefan Edberg | 2 | 6 | 8 | Oct 12, 1996 | H2H |
| Magnus Larsson | 2 | 5 | 7 | May 3, 2001 | H2H |
Titles (4)
Career Results
| Season | Age | Type | W | L | M | Win % | Start Rank | End Rank |
|---|---|---|---|---|---|---|---|---|
| 1990 | 20 | ATP | 5 | 4 | 9 | 55.6% | 477 | 135 |
| 1991 | 21 | ATP | 30 | 21 | 51 | 58.8% | 135 | 26 |
| 1992 | 22 | ATP | 22 | 26 | 48 | 45.8% | 26 | 57 |
| 1993 | 23 | ATP | 24 | 25 | 49 | 49.0% | 57 | 53 |
| 1994 | 24 | ATP | 16 | 19 | 35 | 45.7% | 53 | 81 |
| 1995 | 25 | ATP | 37 | 29 | 66 | 56.1% | 81 | 21 |
| 1996 | 26 | ATP | 35 | 27 | 62 | 56.5% | 21 | 15 |
| 1997 | 27 | ATP | 18 | 27 | 45 | 40.0% | 17 | 78 |
| 1998 | 28 | ATP | 38 | 24 | 62 | 61.3% | 78 | 19 |
| 1999 | 29 | ATP | 17 | 25 | 42 | 40.5% | 19 | 88 |
| 2000 | 30 | Qualifying | 3 | 1 | 4 | 75.0% | — | — |
| 2000 | 30 | ATP | 7 | 14 | 21 | 33.3% | 88 | 104 |
| 2001 | 31 | ATP | 12 | 17 | 29 | 41.4% | 104 | 127 |
| 2002 | 32 | Qualifying | 2 | 2 | 4 | 50.0% | — | — |
| 2002 | 32 | ATP | 0 | 2 | 2 | 0.0% | 126 | 438 |
| Career | — | 261 | 260 | 521 | 50.1% | — | — |
Career Results by Surface
| Season | Age | Type | Hard | Clay | Grass | Carpet | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 1990 | 20 | ATP | 3 | 2 | 5 | 60.0% | — | — | — | — | 1 | 1 | 2 | 50.0% | 1 | 1 | 2 | 50.0% | 5 | 4 | 9 | 55.6% |
| 1991 | 21 | ATP | 16 | 7 | 23 | 69.6% | 0 | 4 | 4 | 0.0% | 1 | 3 | 4 | 25.0% | 13 | 7 | 20 | 65.0% | 30 | 21 | 51 | 58.8% |
| 1992 | 22 | ATP | 10 | 12 | 22 | 45.5% | 2 | 5 | 7 | 28.6% | 1 | 2 | 3 | 33.3% | 9 | 7 | 16 | 56.3% | 22 | 26 | 48 | 45.8% |
| 1993 | 23 | ATP | 11 | 13 | 24 | 45.8% | 4 | 4 | 8 | 50.0% | 1 | 3 | 4 | 25.0% | 8 | 5 | 13 | 61.5% | 24 | 25 | 49 | 49.0% |
| 1994 | 24 | ATP | 9 | 11 | 20 | 45.0% | 1 | 2 | 3 | 33.3% | — | — | — | — | 6 | 6 | 12 | 50.0% | 16 | 19 | 35 | 45.7% |
| 1995 | 25 | ATP | 20 | 12 | 32 | 62.5% | 7 | 6 | 13 | 53.8% | 3 | 3 | 6 | 50.0% | 7 | 8 | 15 | 46.7% | 37 | 29 | 66 | 56.1% |
| 1996 | 26 | ATP | 14 | 13 | 27 | 51.9% | 2 | 4 | 6 | 33.3% | 7 | 2 | 9 | 77.8% | 12 | 8 | 20 | 60.0% | 35 | 27 | 62 | 56.5% |
| 1997 | 27 | ATP | 10 | 12 | 22 | 45.5% | 4 | 5 | 9 | 44.4% | 1 | 3 | 4 | 25.0% | 3 | 7 | 10 | 30.0% | 18 | 27 | 45 | 40.0% |
| 1998 | 28 | ATP | 18 | 11 | 29 | 62.1% | 0 | 4 | 4 | 0.0% | 8 | 3 | 11 | 72.7% | 12 | 6 | 18 | 66.7% | 38 | 24 | 62 | 61.3% |
| 1999 | 29 | ATP | 10 | 12 | 22 | 45.5% | 1 | 4 | 5 | 20.0% | 2 | 3 | 5 | 40.0% | 4 | 6 | 10 | 40.0% | 17 | 25 | 42 | 40.5% |
| 2000 | 30 | Qualifying | 3 | 0 | 3 | 100.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 3 | 1 | 4 | 75.0% |
| 2000 | 30 | ATP | 2 | 8 | 10 | 20.0% | 4 | 3 | 7 | 57.1% | 1 | 3 | 4 | 25.0% | — | — | — | — | 7 | 14 | 21 | 33.3% |
| 2001 | 31 | ATP | 6 | 6 | 12 | 50.0% | 4 | 7 | 11 | 36.4% | 2 | 4 | 6 | 33.3% | — | — | — | — | 12 | 17 | 29 | 41.4% |
| 2002 | 32 | Qualifying | 0 | 1 | 1 | 0.0% | 2 | 1 | 3 | 66.7% | — | — | — | — | — | — | — | — | 2 | 2 | 4 | 50.0% |
| 2002 | 32 | ATP | 0 | 1 | 1 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 0 | 2 | 2 | 0.0% |
| Career | — | — | 129 | 120 | 249 | 51.8% | 29 | 49 | 78 | 37.2% | 28 | 30 | 58 | 48.3% | 75 | 61 | 136 | 55.1% | 261 | 260 | 521 | 50.1% |
Career Results by Opponent Rank
| Season | Age | 1-10 | 11-30 | 31-100 | 100+ | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 1990 | 20 | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% | 1 | 0 | 1 | 100.0% | 4 | 2 | 6 | 66.7% | 5 | 3 | 8 | 62.5% |
| 1991 | 21 | 2 | 4 | 6 | 33.3% | 6 | 6 | 12 | 50.0% | 11 | 8 | 19 | 57.9% | 11 | 3 | 14 | 78.6% | 30 | 21 | 51 | 58.8% |
| 1992 | 22 | 2 | 6 | 8 | 25.0% | 5 | 4 | 9 | 55.6% | 11 | 10 | 21 | 52.4% | 4 | 6 | 10 | 40.0% | 22 | 26 | 48 | 45.8% |
| 1993 | 23 | 1 | 3 | 4 | 25.0% | 5 | 7 | 12 | 41.7% | 6 | 11 | 17 | 35.3% | 10 | 3 | 13 | 76.9% | 22 | 24 | 46 | 47.8% |
| 1994 | 24 | 0 | 7 | 7 | 0.0% | 6 | 1 | 7 | 85.7% | 4 | 7 | 11 | 36.4% | 6 | 3 | 9 | 66.7% | 16 | 18 | 34 | 47.1% |
| 1995 | 25 | 5 | 8 | 13 | 38.5% | 6 | 2 | 8 | 75.0% | 20 | 14 | 34 | 58.8% | 5 | 3 | 8 | 62.5% | 36 | 27 | 63 | 57.1% |
| 1996 | 26 | 4 | 5 | 9 | 44.4% | 8 | 4 | 12 | 66.7% | 17 | 12 | 29 | 58.6% | 6 | 5 | 11 | 54.5% | 35 | 26 | 61 | 57.4% |
| 1997 | 27 | 2 | 5 | 7 | 28.6% | 2 | 4 | 6 | 33.3% | 6 | 13 | 19 | 31.6% | 8 | 4 | 12 | 66.7% | 18 | 26 | 44 | 40.9% |
| 1998 | 28 | 4 | 2 | 6 | 66.7% | 7 | 7 | 14 | 50.0% | 22 | 8 | 30 | 73.3% | 5 | 4 | 9 | 55.6% | 38 | 21 | 59 | 64.4% |
| 1999 | 29 | 2 | 6 | 8 | 25.0% | 1 | 6 | 7 | 14.3% | 8 | 8 | 16 | 50.0% | 4 | 2 | 6 | 66.7% | 15 | 22 | 37 | 40.5% |
| 2000 | 30 | 0 | 0 | — | — | 1 | 0 | 1 | 100.0% | 2 | 9 | 11 | 18.2% | 4 | 5 | 9 | 44.4% | 7 | 14 | 21 | 33.3% |
| 2001 | 31 | 0 | 3 | 3 | 0.0% | 1 | 5 | 6 | 16.7% | 6 | 5 | 11 | 54.5% | 5 | 4 | 9 | 55.6% | 12 | 17 | 29 | 41.4% |
| 2002 | 32 | 0 | 0 | — | — | 0 | 0 | — | — | 0 | 2 | 2 | 0.0% | 0 | 0 | — | — | 0 | 2 | 2 | 0.0% |
| Career | 22 | 49 | 71 | 31.0% | 48 | 47 | 95 | 50.5% | 114 | 107 | 221 | 51.6% | 72 | 44 | 116 | 62.1% | 256 | 247 | 503 | 50.9% | |
Opponent ranking data available for 503/521 (96.5%) of Jan Siemerink's ATP main draw matches.
Performance Stats
| Season | Age | Sample | Aces/M | DFs/M | 1st Sv% | 1st Sv Pts% | 2nd Sv Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1991 | 21 | 48 | 7.0 | 5.1 | 52.3% | 75.3% | 53.3% | 58.8% | 44.6% | 64.8% | 37.8% |
| 1992 | 22 | 42 | 6.2 | 4.2 | 54.6% | 72.8% | 50.4% | 63.1% | 36.0% | 62.7% | 34.7% |
| 1993 | 23 | 41 | 6.4 | 4.0 | 56.6% | 76.6% | 50.8% | 62.6% | 44.2% | 65.2% | 35.5% |
| 1994 | 24 | 34 | 6.1 | 4.0 | 60.1% | 75.5% | 50.2% | 63.0% | 40.6% | 65.5% | 36.4% |
| 1995 | 25 | 61 | 5.4 | 3.4 | 59.5% | 73.7% | 53.2% | 64.8% | 37.0% | 65.3% | 35.9% |
| 1996 | 26 | 61 | 6.5 | 5.1 | 55.7% | 75.7% | 51.2% | 65.5% | 39.7% | 64.8% | 35.9% |
| 1997 | 27 | 40 | 7.5 | 5.0 | 56.4% | 73.7% | 51.7% | 66.4% | 47.2% | 64.0% | 35.1% |
| 1998 | 28 | 48 | 8.3 | 4.6 | 58.0% | 77.7% | 52.2% | 65.2% | 43.2% | 66.9% | 34.3% |
| 1999 | 29 | 30 | 5.9 | 5.1 | 55.5% | 73.7% | 50.1% | 56.9% | 38.4% | 63.1% | 32.6% |
| 2000 | 30 | 17 | 6.5 | 5.8 | 54.9% | 73.6% | 46.0% | 64.2% | 28.0% | 61.4% | 33.6% |
| 2001 | 31 | 26 | 7.2 | 5.9 | 52.8% | 75.6% | 48.7% | 56.6% | 34.2% | 62.7% | 32.1% |
| 2002 | 32 | 2 | 7.0 | 6.0 | 54.2% | 76.2% | 50.9% | 42.9% | 50.0% | 64.8% | 27.2% |
| Career | 450 | 6.6 | 4.6 | 56.3% | 75.0% | 51.2% | 62.8% | 40.2% | 64.6% | 35.2% |
Advanced Stats
| Season | Age | ELO | ELO % | Hard % | Clay % | Grass % | Set Win % | Set Margin | SoS % | Deep Run % | Dec. Set W% | TB W | TB L | TB W% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1990 | 20 | 1542 | 58 | 59 | — | — | 52.6% | -0.11 | 20 | 25 | — | 0 | 0 | — |
| 1991 | 21 | 1757 | 90 | 91 | 14 | 14 | 55.7% | +0.58 | 81 | 27 | 52 | 14 | 13 | 52 |
| 1992 | 22 | 1747 | 89 | 90 | 11 | 16 | 44.9% | -0.46 | 85 | 23 | 54 | 10 | 6 | 63 |
| 1993 | 23 | 1670 | 82 | 79 | 50 | 10 | 50.0% | +0.19 | 56 | 12 | 42 | 13 | 14 | 48 |
| 1994 | 24 | 1686 | 85 | 79 | 58 | — | 48.8% | +0.10 | 79 | 16 | 30 | 8 | 8 | 50 |
| 1995 | 25 | 1785 | 94 | 90 | 75 | 41 | 54.4% | +0.32 | 90 | 24 | 58 | 12 | 7 | 63 |
| 1996 | 26 | 1867 | 97 | 95 | 75 | 74 | 54.7% | +0.26 | 88 | 21 | 52 | 30 | 16 | 65 |
| 1997 | 27 | 1739 | 89 | 89 | 75 | 66 | 43.8% | -0.31 | 77 | 7 | 37 | 12 | 13 | 48 |
| 1998 | 28 | 1809 | 93 | 91 | 56 | 87 | 57.3% | +0.47 | 80 | 23 | 68 | 14 | 16 | 47 |
| 1999 | 29 | 1665 | 79 | 81 | 25 | 84 | 42.6% | -0.45 | 78 | 12 | 46 | 7 | 9 | 44 |
| 2000 | 30 | 1577 | 72 | 81 | 48 | 83 | 37.0% | -0.78 | 54 | 7 | 38 | 4 | 2 | 67 |
| 2001 | 31 | 1565 | 67 | 82 | 34 | 70 | 38.7% | -0.83 | 71 | 12 | 60 | 6 | 11 | 35 |
| 2002 | 32 | 1532 | 60 | — | — | — | 20.0% | -1.42 | 33 | 0 | — | 1 | 3 | 25 |
| Career | 1725 | 86 | 87 | 50 | 61 | 49.7% | -0.04 | 76 | 17 | 50 | 131 | 118 | 53 |
Tournament Results by Category
Results show best round reached per tournament per season.
Grand Slams
| Season | Age | AO | RG | W | USO |
|---|---|---|---|---|---|
| 1991 | 21 | R16 | R128 | R128 | R32 |
| 1992 | 22 | R64 | R128 | R128 | R32 |
| 1993 | 23 | R32 | R128 | R128 | R64 |
| 1994 | 24 | R64 | — | — | R128 |
| 1995 | 25 | R64 | R128 | R32 | R128 |
| 1996 | 26 | R32 | R64 | R128 | R32 |
| 1997 | 27 | R128 | R32 | R128 | R128 |
| 1998 | 28 | R64 | R128 | QF | R16 |
| 1999 | 29 | R128 | R128 | R128 | R128 |
| 2000 | 30 | R128 | Q1 | R128 | R128 |
| 2001 | 31 | R64 | R128 | R128 | R64 |
| 2002 | 32 | — | Q3 | — | Q1 |
Masters 1000
| Season | Age | CAN | CIN | HAM | IW | MC | MIA | PAR | ROM | STO | STU | ESS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1991 | 21 | — | — | — | — | — | R32 | R64 | R64 | R32 | — | — |
| 1992 | 22 | — | R64 | R64 | — | R64 | R128 | — | R64 | R64 | — | — |
| 1993 | 23 | — | R16 | — | — | R64 | R128 | — | R16 | — | — | — |
| 1994 | 24 | — | — | — | — | — | R16 | — | R32 | — | — | — |
| 1995 | 25 | — | R16 | R32 | — | R32 | R16 | R16 | R32 | — | — | R32 |
| 1996 | 26 | — | R64 | R64 | — | R32 | R64 | R64 | R64 | — | SF | — |
| 1997 | 27 | R32 | QF | R64 | — | R32 | R64 | R32 | R32 | — | R32 | — |
| 1998 | 28 | R64 | R16 | R64 | — | R64 | R32 | R32 | R64 | — | R16 | — |
| 1999 | 29 | R32 | R32 | — | R16 | R64 | R32 | — | R32 | — | — | — |
| 2001 | 31 | — | — | — | — | — | R64 | — | — | — | — | — |
ATP 250
ATP Ranking History full ranking history →
Career high
14
Career-high date
Oct 12, 1998
First top 100
Feb 18, 1991
First top 50
Mar 25, 1991
First top 20
Oct 2, 1995
First top 10
—
Ranking History Matrix
| Season | Age | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | 17 | — | — | — | — | — | — | 901 | 920 | 920 | 941 | 950 | 954 |
| 1988 | 18 | 953 | 951 | 960 | 950 | 964 | 984 | 994 | 737 | 767 | 756 | 760 | 774 |
| 1989 | 19 | 773 | 775 | 781 | 782 | 785 | 777 | 807 | 831 | 818 | 845 | 483 | 477 |
| 1990 | 20 | 370 | 363 | 372 | 310 | 166 | 154 | 140 | 140 | 143 | 142 | 143 | 135 |
| 1991 | 21 | 112 | 53 | 47 | 37 | 41 | 40 | 46 | 42 | 41 | 24 | 26 | 26 |
| 1992 | 22 | 37 | 42 | 44 | 52 | 53 | 51 | 49 | 49 | 52 | 47 | 57 | 57 |
| 1993 | 23 | 50 | 43 | 49 | 52 | 40 | 41 | 41 | 42 | 45 | 56 | 53 | 53 |
| 1994 | 24 | 64 | 104 | 83 | 80 | 82 | 86 | 86 | 100 | 104 | 108 | 82 | 81 |
| 1995 | 25 | 66 | 53 | 51 | 53 | 57 | 52 | 35 | 24 | 24 | 20 | 21 | 21 |
| 1996 | 26 | 20 | 23 | 23 | 24 | 25 | 19 | 28 | 29 | 38 | 16 | 15 | 15 |
| 1997 | 27 | 21 | 22 | 22 | 25 | 26 | 35 | 35 | 37 | 42 | 108 | 78 | 78 |
| 1998 | 28 | 71 | 60 | 29 | 29 | 29 | 23 | 23 | 21 | 20 | 15 | 19 | 19 |
| 1999 | 29 | 18 | 20 | 32 | 30 | 32 | 33 | 50 | 46 | 65 | 79 | 87 | 88 |
| 2000 | 30 | 92 | 98 | 110 | 109 | 103 | 123 | 109 | 134 | 124 | 122 | 105 | 104 |
| 2001 | 31 | 96 | 87 | 85 | 86 | 86 | 88 | 90 | 96 | 104 | 113 | 124 | 127 |
| 2002 | 32 | 139 | 163 | 164 | 190 | 224 | 250 | 277 | 265 | 345 | 338 | 434 | 438 |
| 2003 | 33 | 441 | 615 | 622 | 620 | 670 | 801 | 987 | — | — | — | — | — |
Similar Players
Other ATP players ranked by a composite similarity score over country, era, and peak rank.
| Player | Country | Peak Rank | Peak Elo | Grand Slams | Titles | M | W | L | Win % | Active Years | Match Log |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sjeng Schalken | NED | 11 | 1,934 | 0 | 9 | 534 | 280 | 254 | 52.4% | 1994-2005 | Match log |
| Paul Haarhuis | NED | 18 | 1,885 | 0 | 1 | 495 | 250 | 245 | 50.5% | 1988-1999 | Match log |
| Michiel Schapers | NED | 25 | 1,841 | 0 | 0 | 327 | 151 | 176 | 46.2% | 1983-1993 | Match log |
| Feliciano Lopez | ESP | 12 | 2,013 | 0 | 7 | 974 | 497 | 477 | 51.0% | 1998-2023 | Match log |
| Fabrice Santoro | FRA | 17 | 1,889 | 0 | 6 | 888 | 456 | 432 | 51.4% | 1989-2010 | Match log |
| Vijay Amritraj | IND | 18 | 2,005 | 0 | 16 | 684 | 390 | 294 | 57.0% | 1970-1993 | Match log |
| Francisco Clavet | ESP | 18 | 1,869 | 0 | 8 | 728 | 388 | 340 | 53.3% | 1988-2003 | Match log |
| Dominik Hrbaty | SVK | 12 | 1,948 | 0 | 6 | 622 | 326 | 296 | 52.4% | 1996-2010 | Match log |
| Javier Sanchez | ESP | 23 | 1,847 | 0 | 4 | 649 | 321 | 328 | 49.5% | 1985-2000 | Match log |
| Mark Woodforde | AUS | 19 | 1,922 | 0 | 4 | 607 | 313 | 294 | 51.6% | 1985-2000 | Match log |
| Wally Masur | AUS | 15 | 1,898 | 0 | 3 | 578 | 312 | 266 | 54.0% | 1980-1995 | Match log |
| Vincent Spadea | USA | 18 | 1,876 | 0 | 1 | 658 | 310 | 348 | 47.1% | 1993-2010 | Match log |
Frequently Asked Questions
- How old is Jan Siemerink?
- Jan Siemerink is 56 years old, born on April 14, 1970.
- Which country is Jan Siemerink from?
- Jan Siemerink is from Netherlands.
- How tall is Jan Siemerink?
- Jan Siemerink is 183 cm / 6'0".
- Is Jan Siemerink left-handed or right-handed?
- Jan Siemerink plays left-handed.
- How many Grand Slams has Jan Siemerink won?
- Jan Siemerink has not won a Grand Slam title.
- How many Masters 1000 titles has Jan Siemerink won?
- Jan Siemerink has not won a Masters 1000 title.
- How many ATP titles has Jan Siemerink won?
- Jan Siemerink has won 4 ATP singles titles across all categories. The most recent other title was Toulouse in 1998.
- What is Jan Siemerink's highest ATP ranking?
- Jan Siemerink's career-high ATP singles ranking is world No. 14, first achieved on October 12, 1998.
- What is Jan Siemerink's career win-loss record?
- Jan Siemerink has a career ATP singles record of 261 wins and 260 losses (50.1%).
- How much career prize money has Jan Siemerink earned?
- Jan Siemerink has earned at least $4,347,693 in career prize money from professional tennis.
- When did Jan Siemerink play professional tennis?
- Jan Siemerink turned professional in 1990 and was active through 2002.
- What is Jan Siemerink's best surface?
- Jan Siemerink's best surface is carpet court with a 55.1% win rate (75W-61L).
- Who is Jan Siemerink's biggest rival?
- Jan Siemerink's most frequent opponent is Gianluca Pozzi, with a head-to-head record of 5–4 across 9 meetings.