Select tournament type
| 1/8-finals | Kovacevic A. | Hiltzik J. | 2:1 (2:6, 6:2, 6:1) | details | 25.07.2019 | ||
| 1/16-finals | Touliatos P. | Hiltzik J. | 1:2 (66:7, 7:64, 3:6) | details | 25.07.2019 | ||
| 1/16-finals | Eubanks C. | Hiltzik J. | 2:0 (6:3, 6:3) | details | 09.07.2019 | ||
| 1/32-finals | Hiltzik J. | Smyczek T. | 2:1 (6:2, 3:6, 6:3) | details | 09.07.2019 | ||
| 1/32-finals | Hiltzik J. | Song E. | 0:2 (3:6, 2:6) | details | 10.06.2019 | ||
| 1/32-finals | Hiltzik J. | Zhang Z. | 1:2 (6:3, 4:6, 3:6) | details | 03.06.2019 | ||
| 1/32-finals | Hiltzik J. | Korda S. | 0:2 (4:6, 0:6) | details | 29.04.2019 | ||
| 1/32-finals | Hiltzik J. | Brooksby J. | 0:2 (1:6, 2:6) | details | 15.04.2019 | ||
| 1/32-finals | Hiltzik J. | Broady L. | 0:2 (5:7, 1:6) | details | 11.03.2019 | ||
| 1/8-finals | Fratangelo B. | Hiltzik J. | 2:0 (7:63, 7:62) | details | 07.02.2019 | ||
| 1/16-finals | Hiltzik J. | Quiroz R. | 2:1 (6:2, 4:6, 6:0) | details | 06.02.2019 | ||
| 1/32-finals | Hiltzik J. | Uchida K. | 2:1 (6:2, 4:6, 7:5) | details | 04.02.2019 | ||
| Quarter-finals | Giron M. | Hiltzik J. | 2:0 (7:64, 6:4) | details | 01.02.2019 | ||
| 1/8-finals | Hiltzik J. | Quiroz R. | 2:0 (6:4, 6:2) | details | 31.01.2019 | ||
| 1/16-finals | Bellucci T. | Hiltzik J. | 1:2 (6:4, 4:6, 1:6) | details | 31.01.2019 | ||
| 1/32-finals | Descotte M. F. | Hiltzik J. | 1:2 (6:4, 5:7, 5:7) | details | 29.01.2019 | ||
| 1/8-finals | Ram Harel O. | Hiltzik J. | 2:0 (6:3, 6:3) | details | 24.01.2019 | ||
| 1/16-finals | Korda S. | Hiltzik J. | 0:2 (1:6, 5:7) | details | 22.01.2019 | ||
| 1/32-finals | Hiltzik J. | Souza J. | 1:2 (6:2, 5:7, 1:6) | details | 31.12.2018 | ||
| 1/8-finals | Hiltzik J. | Paul T. | 0:2 (63:7, 4:6) | details | 15.11.2018 | ||
| 1/16-finals | Wolf J.J. | Hiltzik J. | 0:2 (5:7, 5:7) | details | 13.11.2018 | ||
| 1/16-finals | Polansky P. | Hiltzik J. | 2:0 (6:2, 7:5) | details | 30.10.2018 | ||
| Final | Schneider R. | Hiltzik J. | 1:2 (4:6, 7:67, 5:7) | details | 14.10.2018 | ||
| Semi-finals | Arconada J. | Hiltzik J. | 0:2 (4:6, 1:6) | details | 13.10.2018 | ||
| Quarter-finals | Bothwell P. | Hiltzik J. | 0:1 RET. (4:6, 2:2) | details | 12.10.2018 | ||
| 1/8-finals | Kellovsky D. | Hiltzik J. | 1:2 (7:66, 3:6, 3:6) | details | 11.10.2018 | ||
| 1/16-finals | Zhou Z. | Hiltzik J. | 1:2 (7:5, 2:6, 3:6) | details | 10.10.2018 | ||
| Final | Bolt A. | Hiltzik J. | 2:1 (7:5, 60:7, 7:5) | details | 29.07.2018 | ||
| Semi-finals | Hiltzik J. | Kozlov S. | 2:0 (6:3, 6:3) | details | 28.07.2018 | ||
| 1/16-finals | Hiltzik J. | Koepfer D. | 0:2 (3:6, 5:7) | details | 26.07.2018 | ||
| 1/16-finals | Hiltzik J. | Harrison C. | CAN. | details | 25.07.2018 | ||
| 1/8-finals | Hiltzik J. | Redlicki Mi. | 0:2 (3:6, 4:6) | details | 21.06.2018 | ||
| 1/16-finals | Hiltzik J. | Nava E. | 2:1 (1:6, 6:3, 6:4) | details | 20.06.2018 | ||
| 1/8-finals | Chrysochos P. | Hiltzik J. | 2:0 (6:3, 6:4) | details | 14.06.2018 | ||
| 1/16-finals | Botzer B. T. | Hiltzik J. | 0:2 (3:6, 63:7) | details | 12.06.2018 | ||
| 1/16-finals | Ilkel C. | Hiltzik J. | 2:0 (6:2, 7:64) | details | 08.05.2018 | ||
| 1/16-finals | Hiltzik J. | Brands D. | 0:2 (3:6, 4:6) | details | 30.04.2018 | ||
| 1/16-finals | Hiltzik J. | Mmoh M. | 0:2 (2:6, 69:7) | details | 24.04.2018 | ||
| 1/16-finals | Craig H. | Hiltzik J. | 2:0 (6:1, 7:63) | details | 11.04.2018 | ||
| 1/16-finals | Pereira J. | Hiltzik J. | 2:1 (62:7, 7:66, 6:4) | details | 03.04.2018 | ||
| Quarter-finals | Kudla D. | Hiltzik J. | 2:0 (6:2, 6:1) | details | 16.03.2018 | ||
| 1/8-finals | Hiltzik J. | Laaksonen H. | 2:0 (6:4, 6:4) | details | 15.03.2018 | ||
| 1/16-finals | Kuhn N. | Hiltzik J. | 0:2 (4:6, 3:6) | details | 13.03.2018 | ||
| 1/8-finals | Hiltzik A./Hiltzik J. | Purcell M./Saville L. | 0:2 (2:6, 3:6) | details | 11.07.2019 | ||
| Quarter-finals | Hiltzik J./Kovacevic A. | Reid M./Smith J. P. | 0:2 (3:6, 1:6) | details | 16.11.2018 | ||
| 1/8-finals | Johnson H./Johnson Y. | Hiltzik J./Kovacevic A. | 1:2 (7:65, 3:6, 6:10) | details | 14.11.2018 | ||
| Semi-finals | Krajicek A./Nedunchezhiyan J. | Hiltzik J./Kopinski T. | 2:0 (7:62, 6:4) | details | 14.07.2018 | ||
| Quarter-finals | Galloway R./King E. | Hiltzik J./Kopinski T. | 1:2 (6:3, 4:6, 4:10) | details | 13.07.2018 | ||
| 1/8-finals | King K./Withrow J. | Hiltzik J./Kopinski T. | 1:2 (6:4, 65:7, 7:10) | details | 11.07.2018 | ||
| 1/8-finals | Aragone J./Hiltzik J. | Duncan S./Macarty K. | 1:2 (4:6, 6:2, 5:10) | details | 30.04.2018 | ||