Stadium: Court 7 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Cancun | 2019/07/30 17:50 | van Meter, Joseph W v Hovhannisyan, Mousheg | 6-7,6-7 |
| ITF M15 Cancun | 2019/07/23 15:40 | Farren, Connor v Hovhannisyan, Mousheg | 4-6,6-0,6-2 |
| ITF M15 Cancun | 2019/07/09 13:30 | Hovhannisyan, Mousheg v Hernandez Serrano, Juan Alejandro | 4-6,3-6 |
| ITF M15 Champaign | 2019/06/04 17:00 | Berg, Conor v Hovhannisyan, Mousheg | 2-6,6-3,6-4 |
| ITF M15 Cancun | 2019/05/16 16:35 | Romios, Matthew Christopher v Hovhannisyan, Mousheg | 6-4,6-3 |
| ITF M15 Cancun | 2019/05/15 14:00 | Martinez, Esdras v Hovhannisyan, Mousheg | 3-6,0-6 |
| ITF M15 Cancun | 2019/05/13 17:30 | Hovhannisyan, Mousheg v Mcbride, Matt | 6-0,6-2 |
| ITF M15 Cancun | 2019/05/13 13:30 | Hovhannisyan, Mousheg v Tomislav E Papac | 6-0,6-0 |
| ITF M15 Cancun | 2019/07/30 15:25 | Souza Plentz, Breno v Mercier, Tyler | 6-3,3-6,3-6 |
| ITF M15 Pittsburgh | 2019/07/06 13:00 | Cozbinov, Alexander v Mercier, Tyler | 6-1,6-2 |
| ITF M15 Pittsburgh | 2019/07/04 14:00 | Mercier, Tyler v Brugnerotto, Marco | 0-6,6-3,6-3 |
| ITF M15 Pittsburgh | 2019/07/03 18:20 | Mostardi, Nico v Mercier, Tyler | 4-6,4-6 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/26 19:50 | Mercier, Tyler v Rotsaert, Alexandre | 3-6,5-7 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/25 19:15 | Mercier, Tyler v Donarski, Sid | 6-3,6-2 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/24 17:00 | Mercier, Tyler v Lavdas, Andreas Anastasis | 6-4,6-3 |
| ITF M15 Cancun | 2019/05/20 19:15 | Maginley, J. v Mercier, Tyler | 6-1,6-4 |