| 2021 US National Table Tennis Championships
 Gautam Kathiravan
 Wins
| Opponent - Click name for results | USATT # | Rating | Format | Event - Click event for draws and results | Scores | 
|---|
 | Dario Leoncini | 220645 | 1889 | RR | U2300 | -8,4,10,3 |  | Rick Mueller | 2655 | 1954 | RR | U2000 | 9,-9,-2,6,10 |  | Ali Ammar | 264944 | 1762 | RR | U2000 | 10,8,11 |  | Ed Cohen | 25364 | 1654 | RR | U1800 | 6,6,-10,6 |  | Shivas Khera | 218346 | 1255 | RR | U1800 | 4,9,4 | 
 
  Losses| Opponent - Click name for results | USATT # | Rating | Format | Event - Click event for draws and results | Scores | 
|---|
 | Gabriel Perez | 92744 | 2405 | RR | U2550 | 6,4,2 |  | Brandon Gardner | 74893 | 2157 | RR | U2550 | 6,-4,9,5 |  | Taran Tummala | 93278 | 2077 | RR | U2550 | 6,4,8 |  | Stanley Hsu | 97890 | 2311 | RR | U2450 | 4,4,8 |  | Vinay S Chandra | 34825 | 2144 | RR | U2450 | 5,5,-10,5 |  | Daniel Tang | 31985 | 2025 | RR | U2450 | 6,-10,7,-11,4 |  | Mudit Mahajan | 91747 | 2179 | RR | U2300 | -10,9,2,6 |  | Jenson Van Emburgh | 89159 | 2084 | RR | U2300 | 5,10,5 |  | Krish Gandhi | 202990 | 2101 | RR | U2200 | 7,9,6 |  | Purvi Soni | 98261 | 2065 | RR | U2200 | 6,7,-9,7 |  | Greg Daniels | 1170603 | 1786 | RR | U2200 | 10,8,9 |  | Christian Funderberg | 213810 | 1876 | SE | U2000-Prelims | 4,1,5 |  | Pratyush Mohanty | 1132007 | 1147 | RR | U1800 | 9,-9,2,11 | 
 |