USA: M25 Decatur, IL - Singles - Main |
| 1/8-finals | Hiltzik A. | Kovacevic A. | 0:2 (2:6, 1:6) | details | 01.08.2019 |
| 1/16-finals | Hiltzik A. | Al Allaf K. | 2:1 (5:7, 6:2, 6:1) | details | 31.07.2019 |
USA: M15 Champaign, IL - Singles - Main |
| 1/16-finals | Adamson A. | Hiltzik A. | 2:0 (7:64, 7:63) | details | 23.07.2019 |
USA: M25 Champaign, IL - Singles - Main |
| 1/16-finals | Budic V. | Hiltzik A. | 2:1 (1:6, 7:5, 7:61) | details | 04.06.2019 |
USA: Arcadia - Singles - Main |
| 1/16-finals | Hiltzik A. | Bass F. | 1:2 (6:2, 5:7, 1:6) | details | 13.03.2019 |
USA: M25 Palm Coast - Singles - Main |
| 1/16-finals | Hiltzik A. | Mejia N. | 0:2 (2:6, 2:6) | details | 23.01.2019 |
USA: Waco 2 - Singles - Main |
| 1/16-finals | Schneider R. | Hiltzik A. | 2:0 (6:3, 6:4) | details | 22.10.2018 |
USA: Houston - Singles - Main |
| 1/16-finals | Schneider R. | Hiltzik A. | 2:0 (6:4, 7:62) | details | 10.10.2018 |
USA: Decatur - Singles - Main |
| Quarter-finals | Hiltzik A. | Dunbar J. | 0:2 (2:6, 3:6) | details | 03.08.2018 |
| 1/8-finals | Hiltzik A. | Nanda G. | 2:0 (6:4, 6:3) | details | 02.08.2018 |
| 1/16-finals | El M. A. | Hiltzik A. | 1:1 RET. (7:66, 4:6, 0:2) | details | 01.08.2018 |
USA: Champaign - Singles - Main |
| 1/16-finals | Farquharson T. | Hiltzik A. | 2:0 (7:63, 6:2) | details | 24.07.2018 |
USA: Iowa City - Singles - Main |
| 1/8-finals | Hiltzik A. | Farquharson T. | 0:2 (1:6, 62:7) | details | 19.07.2018 |
| 1/16-finals | Mercier T. | Hiltzik A. | 0:2 (0:6, 2:6) | details | 17.07.2018 |
USA: Naples - Singles - Main |
| 1/16-finals | Hiltzik A. | Johns C. | 1:2 (1:6, 6:3, 1:6) | details | 09.01.2018 |
USA: Tallahassee - Singles - Main |
| 1/8-finals | Uchida K. | Hiltzik A. | 2:0 (6:4, 6:3) | details | 07.12.2017 |
| 1/16-finals | Poullain L. | Hiltzik A. | 1:2 (6:0, 3:6, 1:6) | details | 06.12.2017 |
USA: Champaign - Singles - Main |
| 1/16-finals | Sandgren T. | Hiltzik A. | 2:1 (6:1, 61:7, 6:0) | details | 14.11.2017 |
USA: Harlingen - Singles - Main |
| 1/8-finals | Hiltzik A. | Bambridge L. | 0:2 (67:7, 4:6) | details | 19.10.2017 |
| 1/16-finals | El M. A. | Hiltzik A. | 1:2 (3:6, 7:62, 5:7) | details | 17.10.2017 |
USA: Houston - Singles - Main |
| 1/16-finals | Hiltzik A. | Kwiatkowski T. S. | 0:2 (4:6, 5:7) | details | 11.10.2017 |
USA: Edwardsville - Singles - Main |
| 1/8-finals | Hiltzik A. | Hansson G. | 0:2 (1:6, 5:7) | details | 10.08.2017 |
| 1/16-finals | Hiltzik A. | Silverman C. | 2:1 (4:6, 6:3, 6:3) | details | 08.08.2017 |
USA: Decatur - Singles - Main |
| 1/16-finals | Hiltzik A. | Silverman C. | 1:2 (3:6, 6:3, 66:7) | details | 02.08.2017 |
USA: Champaign 2 - Singles - Main |
| 1/16-finals | Hiltzik A. | Vinsant S. | 1:2 (3:6, 6:4, 4:6) | details | 24.07.2017 |
USA: Champaign - Singles - Main |
| 1/16-finals | Olivieri G. A. | Hiltzik A. | 2:1 (4:6, 6:3, 7:5) | details | 18.07.2017 |
USA: Winnetka - Singles - Main |
| 1/16-finals | Hiltzik A. | Smith L. | 1:2 (6:4, 4:6, 4:6) | details | 11.07.2017 |
USA: Long Beach - Singles - Main |
| 1/16-finals | Song E. | Hiltzik A. | 2:0 (6:4, 7:5) | details | 12.01.2017 |
USA: Los Angeles - Singles - Main |
| 1/16-finals | Hiltzik A. | Giron M. | 0:2 (3:6, 0:6) | details | 03.01.2017 |
USA: Columbus 2 - Singles - Main |
| 1/16-finals | Quigley E. | Hiltzik A. | 2:1 (63:7, 6:3, 6:2) | details | 23.11.2016 |
USA: Champaign - Singles - Main |
| 1/16-finals | Sandgren T. | Hiltzik A. | 2:0 (6:1, 6:2) | details | 15.11.2016 |
USA: Houston - Singles - Main |
| Final | Spencer W. | Hiltzik A. | 2:0 (6:4, 6:3) | details | 16.10.2016 |
| Semi-finals | Nielsen F. | Hiltzik A. | 0:2 (5:7, 4:6) | details | 15.10.2016 |
| Quarter-finals | Hiltzik A. | Smith C. | 2:0 (7:5, 7:65) | details | 14.10.2016 |
USA: Champaign - Singles - Main |
| 1/8-finals | Hiltzik J. | Hiltzik A. | 2:1 (6:3, 0:6, 7:63) | details | 10.08.2016 |
| 1/16-finals | Bradley J. | Hiltzik A. | 0:2 (5:7, 4:6) | details | 09.08.2016 |
USA: Decatur - Singles - Main |
| 1/16-finals | Hiltzik A. | Austin G. | 0:2 (5:7, 65:7) | details | 02.08.2016 |
USA: Wichita - Singles - Main |
| 1/16-finals | Koepfer D. | Hiltzik A. | 2:0 (6:0, 6:4) | details | 29.06.2016 |
USA: Winston-Salem - Singles - Main |
| 1/8-finals | Hiltzik A. | King D. | 0:1 RET. (0:6, 0:5) | details | 16.06.2016 |
| 1/16-finals | Hiltzik A. | Santiago M. | 2:0 (6:1, 7:5) | details | 14.06.2016 |
USA: Champaign - Singles - Main |
| 1/8-finals | Ramanathan R. | Hiltzik A. | 2:1 (7:5, 6:7, 6:4) | details | 13.08.2015 |
USA: Edwardsville - Singles - Main |
| 1/16-finals | Hiltzik A. | Meister N. | 0:2 (1:6, 4:6) | details | 29.07.2015 |
USA: Godfrey - Singles - Main |
| 1/16-finals | King E. | Hiltzik A. | 2:0 (6:2, 6:0) | details | 22.07.2015 |