Stadium: Brenda Meyers Court Round: 25 Ground: Hardcourt indoor
| ATP Vienna | 2018/10/20 09:00 | Sergiy Stakhovsky v Bradley Klahn | 6-7,6-4,6-4 |
| ATP Stockholm | 2018/10/18 17:30 | John Isner v Bradley Klahn | 7-6,6-7,7-6 |
| ATP Stockholm | 2018/10/16 17:35 | Bradley Klahn v Marius Copil | 6-2,3-6,6-4 |
| ATP Shanghai | 2018/10/09 12:20 | Bradley Klahn v Borna Coric | 4-6,2-6 |
| ATP Shanghai | 2018/10/08 10:35 | Bradley Klahn v Nick Kyrgios | 4-6,6-4,6-3 |
| ATP Shanghai | 2018/10/07 04:00 | Bradley Klahn v Taro Daniel | 7-6,7-6 |
| ATP Shanghai | 2018/10/06 04:00 | Tennys Sandgren v Bradley Klahn | 6-4,3-6,4-6 |
| ATP Tokyo | 2018/09/30 03:00 | Martin Klizan v Bradley Klahn | 6-3,6-4 |
| Challenger Charlottesville | 2018/10/29 16:10 | Jared Hiltzik v Denis Yevseyev | 2-6,0-6 |
| Challenger Charlottesville Qual | 2018/10/28 14:00 | Alejandro Gomez v Denis Yevseyev | 2-6,5-7 |
| Challenger Charlottesville Qual | 2018/10/27 18:00 | Tom Fawcett v Denis Yevseyev | 1-6,4-6 |
| ITF USA F28 | 2018/10/20 15:35 | Denis Yevseyev v Andrew Watson | 4-6,6-4,4-6 |
| ITF USA F28 | 2018/10/19 17:30 | Denis Yevseyev v Ryan Peniston | 6-4,5-7,7-5 |
| ITF USA F28 | 2018/10/18 15:30 | Denis Yevseyev v Trent Bryde | 7-6,6-1 |
| ITF USA F28 | 2018/10/16 16:35 | Denis Yevseyev v Pierce Rollins | 6-4,6-3 |
| Challenger Tashkent | 2018/10/08 06:40 | Frederico Ferreira Silva v Denis Yevseyev | 6-7,6-2,6-4 |