Stadium: Court 11 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Roehampton | 2019/07/29 11:45 | Smith, Barnaby v Jacob Fearnley | 4-6,6-4,6-10 |
| ITF M15 Parnu | 2019/07/15 13:00 | Smith, Barnaby v Adrian Oetzbach | 3-6,2-6 |
| ITF M15 Parnu | 2019/07/15 07:00 | Smith, Barnaby v Seeman, Johannes | 6-4,3-6,10-1 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/06/24 08:00 | Tristan Boyer v Smith, Barnaby | 6-2,6-3 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/06/17 09:00 | Vernier, Michel v Smith, Barnaby | 6-3,6-4 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/06/10 13:00 | Guido Ivan Justo v Smith, Barnaby | 6-4,6-7,12-10 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/06/10 08:00 | Hans Albert Schubert v Smith, Barnaby | 0-6,0-6 |
| Los Angeles, Singles M-ITF-USA-01A | 2018/12/31 18:00 | Lucas Poullain v Smith, Barnaby | 6-1,6-1 |
| Claremont, Singles Qualifying M-ITF-USA-06B | 2019/10/09 17:00 | Smith, Logan v Michael Geerts | 2-6,3-6 |
| ITF M25 Harlingen | 2019/09/28 01:30 | Smith, Logan v Adrian Andreev | 2-6,4-6 |
| ITF M25 Harlingen | 2019/09/26 23:30 | Smith, Logan v Rapp, Austin | 6-4,7-6 |
| ITF M25 Harlingen | 2019/09/26 01:40 | Erler, Alexander v Smith, Logan | 1-6,3-6 |
| ITF M25 Harlingen | 2019/09/25 18:30 | Erler, Alexander v Smith, Logan | 1-6,3-5 |
| ITF M25 Harlingen | 2019/09/24 14:00 | Smith, Logan v Alex Jones | 6-2,6-4 |
| Houston, Singles Qualifying M-ITF-USA-28A | 2019/09/17 17:00 | Smith, Logan v Graziani, Edoardo | 6-7,4-6 |
| ITF M15 Cancun | 2019/08/29 14:00 | Smith, Logan v Nick Chappell | 5-7,1-6 |