By surface
| Surface | Sam Riffice | Kento Yamada |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1988-08-01 | WTA | Cincinnati | Semifinal | Hard | Barbara Potter | 6-7 | 4-6 | |||
| 1987-10-25 | WTA | Indianapolis | Quarterfinal | Hard | Halle Cioffi | 7-5 | 2-5 |