| 16‑Jun‑2003 | s Hertogenbosch | Grass | R32 | 72 | 79 | Olivier Mutis [FRA] d. Krajicek | 6-4 7-6(4) | | 0.89 | 8.7% | 14.1% | 55.4% | 74.5% | 41.5% | 3/5 | 1:34 |
| 9‑Jun‑2003 | Queen's Club | Grass | R16 | 74 | 2 | (2)Andre Agassi [USA] d. (WC)Krajicek | 6-1 6-2 | | 0.49 | 10.3% | 12.8% | 46.2% | 50.0% | 28.6% | 1/6 | 0:48 |
| 9‑Jun‑2003 | Queen's Club | Grass | R32 | 74 | 102 | (WC)Krajicek d. Jan Vacek [CZE] | 7-5 2-6 6-3 | | 1.05 | 14.7% | 8.4% | 56.8% | 87.0% | 31.7% | 4/6 | 1:51 |
| 9‑Jun‑2003 | Queen's Club | Grass | R64 | 74 | 47 | (WC)Krajicek d. (14)Mark Philippoussis [AUS] | 7-6(4) 6-3 | | 1.18 | 13.9% | 4.2% | 61.1% | 81.8% | 60.7% | 5/5 | 1:18 |
| 19‑May‑2003 | St. Poelten | Clay | QF | 77 | 6 | (1)Andy Roddick [USA] d. (WC)Krajicek | 7-5 6-1 | | 0.66 | 3.2% | 4.8% | 57.1% | 63.9% | 40.7% | 3/7 | 1:04 |
| 19‑May‑2003 | St. Poelten | Clay | R16 | 77 | 75 | (WC)Krajicek d. Brian Vahaly [USA] | 6-2 2-6 6-3 | | 1.01 | 6.9% | 4.6% | 49.4% | 72.1% | 47.7% | 7/10 | 1:42 |
| 19‑May‑2003 | St. Poelten | Clay | R32 | 77 | 38 | (WC)Krajicek d. (5)Jan Michael Gambill [USA] | 7-5 3-6 6-3 | | 1.10 | 15.1% | 2.3% | 52.3% | 77.8% | 48.8% | 4/7 | 1:58 |
| 17‑Mar‑2003 | Miami Masters | Hard | R128 | 76 | 41 | Taylor Dent [USA] d. Krajicek | 6-4 6-3 | | 0.84 | 13.5% | 5.8% | 46.2% | 83.3% | 50.0% | 3/5 | 1:09 |
| 10‑Mar‑2003 | Indian Wells Masters | Hard | R64 | 79 | 9 | (8)Albert Costa [ESP] d. Krajicek | 7-6(5) 7-6(4) | | 0.75 | 22.9% | 7.2% | 55.4% | 80.4% | 51.4% | 5/6 | 1:44 |
| 17‑Feb‑2003 | Rotterdam | Hard | R16 | 84 | 41 | Nicolas Escude [FRA] d. (WC)Krajicek | 6-3 6-7(1) 7-6(4) | | 0.97 | 17.1% | 9.5% | 45.7% | 77.1% | 45.6% | 2/6 | 2:20 |
| 17‑Feb‑2003 | Rotterdam | Hard | R32 | 84 | 33 | (WC)Krajicek d. Tommy Robredo [ESP] | 7-6(5) 6-7(5) 6-2 | | 0.95 | 21.3% | 6.5% | 50.0% | 88.9% | 50.0% | 2/3 | 1:58 |
| 27‑Jan‑2003 | Milan | Carpet | QF | 85 | 37 | (8)Jarkko Nieminen [FIN] d. (WC)Krajicek | 7-6(7) 7-5 | | 1.01 | 13.3% | 7.2% | 53.0% | 84.1% | 35.9% | 4/7 | 1:20 |
| 27‑Jan‑2003 | Milan | Carpet | R16 | 85 | 57 | (WC)Krajicek d. Radek Stepanek [CZE] | 3-6 6-3 7-6(13) | | 0.95 | 21.0% | 5.7% | 54.3% | 87.7% | 54.2% | 6/8 | 2:08 |
| 27‑Jan‑2003 | Milan | Carpet | R32 | 85 | 61 | (WC)Krajicek d. Nikolay Davydenko [RUS] | 7-5 6-2 | | 1.58 | 21.7% | 5.0% | 61.7% | 83.8% | 56.5% | 4/4 | 1:14 |
| 13‑Jan‑2003 | Australian Open | Hard | R64 | 92 | 36 | (31)Rainer Schuettler [GER] d. Krajicek | 6-3 7-5 6-4 | | 0.83 | 9.0% | 6.3% | 45.0% | 72.0% | 37.7% | 15/22 | 2:07 |
| 13‑Jan‑2003 | Australian Open | Hard | R128 | 92 | 295 | Krajicek d. (WC)Todd Reid [AUS] | 3-6 6-2 6-2 6-1 | | 1.66 | 22.6% | 4.8% | 45.2% | 97.4% | 52.2% | 2/3 | 1:50 |
| 6‑Jan‑2003 | Sydney | Hard | R32 | 92 | 83 | (Q)Mardy Fish [USA] d. Krajicek | 7-6(0) 6-4 | | 0.77 | 12.9% | 7.1% | 51.4% | 72.2% | 47.1% | 1/4 | 1:02 |
| 30‑Dec‑2002 | Adelaide | Hard | SF | 112 | 164 | (Q)Kristof Vliegen [BEL] d. Krajicek | 7-6(1) 4-6 6-3 | | 1.07 | 25.5% | 7.4% | 46.8% | 86.4% | 54.0% | 2/3 | 1:51 |
| 30‑Dec‑2002 | Adelaide | Hard | QF | 112 | 102 | Krajicek d. Brian Vahaly [USA] | 6-1 6-3 | | 1.41 | 22.6% | 5.7% | 47.2% | 92.0% | 42.9% | 1/1 | 0:57 |
| 30‑Dec‑2002 | Adelaide | Hard | R16 | 112 | 79 | Krajicek d. Franco Squillari [ARG] | 6-4 6-3 | | 1.15 | 15.9% | 9.5% | 52.4% | 84.8% | 53.3% | 3/3 | 1:08 |
| 30‑Dec‑2002 | Adelaide | Hard | R32 | 112 | 137 | Krajicek d. (WC)Scott Draper [AUS] | 7-6(4) 6-4 | | 1.01 | 24.2% | 4.5% | 60.6% | 80.0% | 76.9% | 3/3 | 1:00 |