Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Houston | 2018/11/11 16:00 | Alejandro Gomez v Harrison Adams | 5-7,1-6 |
| Challenger Houston | 2018/11/10 16:35 | Jacob Eskeland v Harrison Adams | 1-6,1-6 |
| ITF USA F28 | 2018/10/17 14:30 | Harrison Adams v Valentin Vacherot | 6-2,0-6,3-6 |
| ITF USA F27 | 2018/10/09 15:00 | Harrison Adams v Patrick Kypson | 2-6,0-6 |
| Challenger Monterrey | 2018/10/03 02:30 | Marcel Granollers v Harrison Adams | 6-4,6-4 |
| Challenger Monterrey | 2018/10/01 16:00 | Renzo Olivo v Harrison Adams | 1-6,7-5,1-6 |
| Challenger Monterrey | 2018/09/30 17:20 | Harrison Adams v Laurent Rochette | 6-2,7-5 |
| Challenger Monterrey | 2018/09/29 17:35 | Felipe Mantilla v Harrison Adams | 2-6,5-7 |
| Challenger Knoxville | 2018/11/09 15:00 | Tim Smyczek v Bjorn Fratangelo | 2-6,1-6 |
| Challenger Knoxville | 2018/11/08 15:00 | Tim Smyczek v Dominik Koepfer | 6-4,7-6 |
| Challenger Knoxville | 2018/11/07 00:05 | Tim Smyczek v John-Patrick Smith | 3-6,6-3,6-2 |
| Challenger Charlottesville | 2018/11/01 19:30 | Tim Smyczek v Thai-Son Kwiatkowski | 2-6,7-5,2-6 |
| Challenger Charlottesville | 2018/10/31 16:50 | Tim Smyczek v Blaz Rola | 6-4,7-5 |
| ATP Shanghai | 2018/10/06 04:00 | Tim Smyczek v Taro Daniel | 7-6,4-6,4-6 |
| ATP Tokyo | 2018/09/29 02:00 | Yosuke Watanuki v Tim Smyczek | 6-4,6-2 |
| ATP Chengdu | 2018/09/24 05:00 | Joao Sousa v Tim Smyczek | 7-6,6-7,6-3 |