| 17‑May‑2004 | Dusseldorf | Clay | RR | 15 | 18 | Mark Philippoussis [AUS] d. Schalken | 4-6 7-6(5) 7-5 | | 0.87 | 1.5% | 5.3% | 70.7% | 60.6% | 53.8% | 10/14 | 2:33 |
| 26‑Aug‑2002 | US Open | Hard | R128 | 25 | 70 | (24)Schalken d. Mark Philippoussis [AUS] | 6-7(1) 4-6 6-3 6-3 | | 1.08 | 4.8% | 7.9% | 62.7% | 75.9% | 48.9% | 5/8 | 3:06 |
| 31‑Dec‑2001 | Adelaide | Hard | R16 | 26 | 104 | (WC)Mark Philippoussis [AUS] d. (5)Schalken | 6-0 6-3 | | 0.36 | 0.0% | 0.0% | 75.7% | 39.3% | 66.7% | 0/4 | 0:57 |
| 9‑Oct‑2000 | Tokyo | Hard | QF | 51 | 14 | (12)Schalken d. (3)Mark Philippoussis [AUS] | 6-2 6-3 | | 1.59 | 2.1% | 4.2% | 62.5% | 86.7% | 44.4% | 2/2 | 1:06 |
| 26‑Jun‑2000 | Wimbledon | Grass | R32 | 53 | 18 | (10)Mark Philippoussis [AUS] d. Schalken | 4-6 6-3 6-7(7) 7-6(4) 20-18 | | 0.76 | 10.5% | 7.3% | 59.3% | 81.6% | 54.5% | 10/13 | 4:59 |
| 13‑Mar‑2000 | Indian Wells Masters | Hard | QF | 64 | 35 | (12)Mark Philippoussis [AUS] d. Schalken | 7-6(7) 6-4 | | 0.70 | 7.2% | 6.0% | 57.8% | 72.9% | 51.4% | 1/3 | 1:34 |
| 16‑Feb‑1998 | Memphis | Hard | R16 | 57 | 16 | (4)Mark Philippoussis [AUS] d. (13)Schalken | 6-4 6-4 | | 0.66 | 1.5% | 6.1% | 60.6% | 72.5% | 50.0% | 3/5 | 1:10 |
| 4‑Aug‑1997 | Cincinnati Masters | Hard | R64 | 85 | 13 | Schalken d. (11)Mark Philippoussis [AUS] | 7-6(5) 6-3 | | 0.95 | 2.3% | 7.0% | 50.0% | 65.1% | 62.8% | 9/10 | 1:28 |
| 19‑Aug‑1996 | Canada Masters | Hard | R64 | 49 | 29 | Mark Philippoussis [AUS] d. Schalken | 6-3 6-4 | | 0.63 | 4.8% | 6.3% | 50.8% | 71.9% | 48.4% | 3/5 | 1:08 |