Head to Head includes singles and doubles results.
05/14/19 | Roman Gerber over Jason Williams | 6-2; 6-1 | |
04/26/19 | Jason Williams over Roman Gerber | 6-3; 6-3 | |
10/13/18 | Roman Gerber over Jason Williams | 6-3; 6-4 | |
09/06/18 | Roman Gerber over Jason Williams | 6-2; 6-1 | |
07/31/18 | Roman Gerber over Jason Williams | 6-1; 6-1 | |
07/03/18 | Roman Gerber over Jason Williams | 6-3; 6-3 |