| 2021 US National Table Tennis Championships
 Kelvin Lee
 Wins
| Opponent - Click name for results | USATT # | Rating | Format | Event - Click event for draws and results | Scores | 
|---|
 | Tiana Piyadasa | 1170759 | 1021 | RR | U1400 | -1,-7,11,6,9 |  | Cody Nguyen | 270671 | 0 | RR | U1400 | 9,3,7 |  | Paul Nielsen | 8708 | 1501 | RR | Men's 65+ Singles | 7,-8,-14,8,6 | 
 
  Losses| Opponent - Click name for results | USATT # | Rating | Format | Event - Click event for draws and results | Scores | 
|---|
 | Michael Levin | 214419 | 2009 | RR | Men's 50+ Singles | 6,7,8 |  | Kevin Yu | 75039 | 1697 | RR | U1800 | 7,3,4 |  | Adam Davis | 97770 | 1657 | RR | U1800 | -3,5,9,3 |  | Efosa Osayimwen | 219739 | 1307 | RR | U1800 | 9,9,7 |  | Samanyu Ganesh | 223536 | 1500 | RR | U1600 | 11,5,-7,11 |  | Tanish Balamurugan | 230805 | 1368 | RR | U1600 | 5,10,6 |  | Sumedh Seetharaman | 1166449 | 796 | RR | U1600 | 5,9,6 |  | Liren Zhang | 1157612 | 1464 | RR | U1400 | 4,5,4 |  | Kyle Drake | 5458 | 2025 | RR | Men's 60+ Singles | 6,5,2 |  | David I. Rubin | 9611 | 1880 | RR | Men's 60+ Singles | 2,6,6 |  | Kamran Azimzadeh | 3611 | 1448 | RR | Men's 60+ Singles | 3,2,-9,2 |  | Richard Mcafee | 43720 | 2011 | RR | Men's 65+ Singles | 6,2,5 |  | Tong Lai Yu | 21768 | 1696 | RR | Men's 65+ Singles | 5,3,5 | 
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