By surface
| Surface | Denis Istomin | Sanam Singh |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-04-06 | ATP | Davis Cup G1 R2: UZB vs IND | Round Robin | Clay | Denis Istomin | 6-3 | 6-2 | 6-4 |
| Surface | Denis Istomin | Sanam Singh |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-04-06 | ATP | Davis Cup G1 R2: UZB vs IND | Round Robin | Clay | Denis Istomin | 6-3 | 6-2 | 6-4 |