 USA: Birmingham - Singles - Main |
|---|
| Quarter-finals | Friedrich G. | Ornago F. | 0:2 (3:6, 4:6) | details | 03.11.2017 |
| 1/8-finals | Friedrich G. | Spencer W. | 2:0 (6:4, 6:4) | details | 02.11.2017 |
| 1/16-finals | Benitez Chavarriaga J. M. | Friedrich G. | 1:2 (5:7, 6:3, 2:6) | details | 01.11.2017 |
| USA: Edwardsville - Singles - Main |
|---|
| 1/16-finals | Hansson G. | Friedrich G. | 2:0 (7:5, 6:0) | details | 09.08.2017 |
| USA: Decatur - Singles - Main |
|---|
| 1/16-finals | Johnson E. J. | Friedrich G. | 2:0 (7:5, 6:3) | details | 02.08.2017 |
| USA: Champaign - Singles - Main |
|---|
| 1/16-finals | Friedrich G. | Halebian A. | 1:2 (7:66, 1:6, 2:6) | details | 18.07.2017 |
| USA: Edwardsville - Singles - Main |
|---|
| 1/16-finals | Friedrich G. | Kohen A. | 1:2 (6:4, 4:6, 1:6) | details | 29.07.2015 |
 Turkey: Antalya-Belconti 3 - Singles - Main |
|---|
| 1/8-finals | Friedrich G. | Petrovic D. | 0:2 (2:6, 4:6) | details | 14.02.2013 |
| 1/16-finals | Friedrich G. | Safranek V. | 2:0 (7:5, 6:4) | details | 13.02.2013 |
 Brazil: Porto Alegre - Singles - Main |
|---|
| 1/16-finals | Demoliner M. | Friedrich G. | 2:0 (6:1, 6:4) | details | 04.12.2012 |
| Brazil: Lins - Singles - Main |
|---|
| 1/16-finals | Galdon P. | Friedrich G. | 2:0 (6:1, 6:2) | details | 13.11.2012 |
| Brazil: Sao Leopoldo - Singles - Main |
|---|
| 1/16-finals | Veic A. | Friedrich G. | 2:0 (6:3, 6:1) | details | 06.11.2012 |
| Brazil: Porto Alegre - Singles - Main |
|---|
| 1/16-finals | Friedrich G. | Demoliner M. | 0:2 (4:6, 2:6) | details | 23.10.2012 |
| Brazil: Sao Paulo - Singles - Main |
|---|
| 1/8-finals | Friedrich G. | Hocevar R. | 0:2 (1:6, 5:7) | details | 22.08.2012 |
| 1/16-finals | Friedrich G. | Maynard V. | 3:0 (7:5, 6:3, 6:1) | details | 21.08.2012 |
| Brazil: Sao Jose do Rio Prieto - Singles - Main |
|---|
| Quarter-finals | Monteiro T. | Friedrich G. | 2:1 (6:2, 3:6, 7:6) | details | 16.08.2012 |
| 1/8-finals | Friedrich G. | Tsuchiya A. | 2:1 (7:6, 4:6, 6:2) | details | 15.08.2012 |
| 1/16-finals | Laranja A. | Friedrich G. | CAN. | details | 13.08.2012 |
| 1/16-finals | Albuquerque F. | Friedrich G. | 0:2 (2:6, 3:6) | details | 13.08.2012 |
| Brazil: Pelotas - Singles - Main |
|---|
| 1/16-finals | Friedrich G. | Silva C. | 1:2 (5:7, 6:3, 3:6) | details | 24.07.2012 |