By surface
| Surface | James Shaffer | Micheal Oluwatosin Osewa |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-04-21 | WTA | Fed Cup G2 PO: GUA vs CHI | Round Robin | Clay | Andrea Koch Benvenuto | 1-6 | 4-6 |
| Surface | James Shaffer | Micheal Oluwatosin Osewa |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-04-21 | WTA | Fed Cup G2 PO: GUA vs CHI | Round Robin | Clay | Andrea Koch Benvenuto | 1-6 | 4-6 |