| 9‑Jul‑2007 | Gstaad | Clay | R16 | 65 | 111 | Andreas Seppi [ITA] d. Koubek | 1-6 7-6(4) 7-6(6) | | 1.10 | 5.7% | 4.7% | 51.9% | 76.4% | 54.9% | 3/5 | 2:19 |
| 9‑Jul‑2007 | Gstaad | Clay | R32 | 65 | 14 | Koubek d. (2)Mikhail Youzhny [RUS] | 6-4 6-3 | | 1.09 | 5.8% | 1.4% | 53.6% | 78.4% | 56.3% | 9/9 | 1:10 |
| 4‑Jul‑2005 | Gstaad | Clay | R32 | 79 | 84 | Andreas Seppi [ITA] d. Koubek | 6-7(5) 7-6(5) 7-6(6) | | 1.04 | 5.9% | 3.0% | 63.7% | 69.8% | 55.1% | 14/17 | 3:20 |
| 5‑Jul‑2004 | Gstaad | Clay | R16 | 94 | 101 | Ruben Ramirez Hidalgo [ESP] d. Koubek | 6-3 6-4 | | 0.63 | 1.6% | 4.9% | 62.3% | 68.4% | 43.5% | 2/5 | 1:07 |
| 5‑Jul‑2004 | Gstaad | Clay | R32 | 94 | 7 | Koubek d. (2)Juan Carlos Ferrero [ESP] | 7-6(4) 6-4 | | 1.24 | 11.4% | 4.3% | 52.9% | 78.4% | 57.6% | 1/2 | 1:17 |
| 7‑Jul‑2003 | Gstaad | Clay | QF | 71 | 27 | (4)Gaston Gaudio [ARG] d. Koubek | 6-3 6-1 | | 0.61 | 6.7% | 5.0% | 53.3% | 50.0% | 39.3% | 13/18 | 1:03 |
| 7‑Jul‑2003 | Gstaad | Clay | R16 | 71 | 70 | Koubek d. Antony Dupuis [FRA] | 6-1 6-2 | | 1.72 | 3.6% | 5.5% | 58.2% | 84.4% | 47.8% | 4/4 | 1:00 |
| 7‑Jul‑2003 | Gstaad | Clay | R32 | 71 | 104 | Koubek d. (Q)Galo Blanco [ESP] | 6-1 1-6 6-3 | | 1.25 | 11.1% | 2.8% | 61.1% | 77.3% | 50.0% | 5/7 | 1:29 |
| 8‑Jul‑2002 | Gstaad | Clay | R16 | 39 | 34 | Ivan Ljubicic [CRO] d. Koubek | 6-4 6-4 | | 0.55 | 3.0% | 4.5% | 63.6% | 69.0% | 54.2% | 6/8 | 1:12 |
| 8‑Jul‑2002 | Gstaad | Clay | R32 | 39 | 332 | Koubek d. (Q)Nicolas Todero [ARG] | 7-6(2) 6-2 | | 1.50 | 6.6% | 6.6% | 59.0% | 80.6% | 60.0% | 2/2 | 1:13 |
| 9‑Jul‑2001 | Gstaad | Clay | R32 | 91 | 72 | Cedric Pioline [FRA] d. Koubek | 6-2 3-6 6-3 | | 0.95 | 11.0% | 6.8% | 49.3% | 77.8% | 56.8% | 2/5 | 1:29 |
| 10‑Jul‑2000 | Gstaad | Clay | R32 | 40 | 17 | (4)Albert Costa [ESP] d. Koubek | 4-6 6-3 6-3 | | 0.90 | 6.9% | 4.6% | 56.3% | 63.3% | 60.5% | 2/6 | 1:54 |
| 5‑Jul‑1999 | Gstaad | Clay | R16 | 60 | 28 | (8)Albert Costa [ESP] d. Koubek | 6-7(3) 6-1 7-5 | | 0.78 | 2.7% | 5.4% | 56.3% | 57.1% | 51.0% | 12/18 | 2:10 |
| 5‑Jul‑1999 | Gstaad | Clay | R32 | 60 | 66 | Koubek d. Karim Alami [MAR] | 4-6 6-4 6-1 | | 1.25 | 2.4% | 1.2% | 57.6% | 73.5% | 58.3% | 5/7 | 1:39 |