Christopher Kas Doubles: 19 (5–14) Doubles: 19 (5–14)

| Outcome | Date_ | Surface | Partner | Opponent_in_the_final | Score_in_the_final |
|---|---|---|---|---|---|
| Runner-up | 16 July 2006 | Clay | Oliver Marach | Jonas Björkman Thomas Johansson | 3–6, 6–4, [4–10] |
| Runner-up | 23 July 2006 | Clay | Lucas Arnold Ker | Alberto Martín Fernando Vicente | 4–6, 3–6 |
| Runner-up | 29 July 2007 | Clay | Tomas Behrend | Potito Starace Luis Horna | 6–7 (4–7) , 6–7 (5–7) |
| Runner-up | 14 October 2007 | Hard (i) | Tomas Behrend | Mariusz Fyrstenberg Marcin Matkowski | 4–6, 2–6 |
| Runner-up | 2 March 2008 | Hard (i) | Rogier Wassen | Paul Hanley Jordan Kerr | 3–6, 6–3, [8–10] |
| Winner | 13 July 2008 | Clay | Philipp Kohlschreiber | Michael Berrer Mischa Zverev | 6–3, 6–4 |
| Runner-up | 26 October 2008 | Hard (i) | Philipp Kohlschreiber | Mahesh Bhupathi Mark Knowles | 3–6, 3–6 |