| 2022-10-24 | Vienna | Hard | R32 | 32 |  Grigor Dimitrov | 66 |  Thiago Monteiro (Q) | 6-3 6-4 | H2H | 3 | 74 | 10 | 1 | 66.7% | 85.3% | 70.6% | 0/0 |
| 2022-10-17 | Stockholm | Hard | R32 | 27 |  Holger Rune (7) | 61 | Thiago Monteiro | 7-5 6-2 | H2H | 3 | 80 | 3 | 0 | 70.6% | 86.1% | 66.7% | 0/0 |
| 2022-10-10 | Gijon | Hard | R16 | 15 |  Pablo Carreno Busta (2) | 65 | Thiago Monteiro | 6-4 7-6(3) | H2H | 3 | 112 | 13 | 0 | 74.6% | 66.0% | 76.5% | 1/3 |
| 2022-10-10 | Gijon | Hard | R32 | 65 | Thiago Monteiro | 67 |  Benjamin Bonzi | 6-4 7-5 | H2H | 3 | 87 | 7 | 1 | 73.8% | 77.8% | 62.5% | 1/2 |
| 2022-09-26 | Tel Aviv | Hard | R32 | 115 | Pablo Andujar | 62 | Thiago Monteiro | 7-6(3) 6-1 | H2H | 3 | 98 | 4 | 3 | 59.4% | 75.6% | 57.1% | 4/5 |
| 2022-09-16 | Davis Cup WG1 R1: BRA vs POR | Hard | RR | 93 |  Nuno Borges | 65 | Thiago Monteiro | 6-7(5) 6-4 7-6(3) | H2H | 3 | - | - | - | - | - | - | - |
| 2022-09-16 | Davis Cup WG1 R1: BRA vs POR | Hard | RR | 56 | Joao Sousa | 65 | Thiago Monteiro | 6-3 6-1 | H2H | 3 | - | - | - | - | - | - | - |
| 2022-08-29 | US Open | Hard | R64 | 31 |  Karen Khachanov (27) | 67 | Thiago Monteiro | 6-3 6-3 5-7 6-4 | H2H | 5 | 178 | 17 | 3 | 61.1% | 81.8% | 57.1% | 4/6 |
| 2022-08-29 | US Open | Hard | R128 | 67 | Thiago Monteiro | 40 |  Alex Molcan | 6-4 4-6 6-4 6-1 | H2H | 5 | 160 | 13 | 1 | 62.6% | 71.6% | 60.0% | 7/10 |
| 2022-08-22 | Winston-Salem | Hard | R32 | 67 | Thiago Monteiro | 35 |  Nikoloz Basilashvili (6) | 6-4 6-1 | H2H | 3 | 70 | 4 | 1 | 66.7% | 76.7% | 73.3% | 2/2 |
