| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2022 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2021 | 2/1 | 2/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 1/2 | 0/0 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 3/4 | 2/2 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| porc. % | 42.86 % | 50 % | 33.33 % | 0 % | 0 % | 0 % | 0 % |
George Goldhoff/Colin Markes / programado / pasado
| No se encontraron partidos |
George Goldhoff/Colin Markes form / superficie: Difícil
George Goldhoff/Colin Markes / superficie: Difícil
| 29.06.22 | 1er ronda | Govind Nanda/Tyler Zink | George Goldhoff/Colin Markes | 6-74, 6-2, 10-8 | match details | Difícil | ||
| 19.11.21 | 1/2 | Philip Henning/Joubert Klopper | George Goldhoff/Colin Markes | 6-2, 6-1 | match details | Difícil | ||
| 18.11.21 | 1/4 | George Goldhoff/Colin Markes | Constantin Frantzen/Sven Lah | 7-65, 3-6, 10-4 | match details | |||
| 16.11.21 | 1er ronda | George Goldhoff/Colin Markes | Francis Casey Alcantara/Mark Whitehouse | 6-3, 7-5 | match details |


