By surface
| Surface | William Hsieh | Maria Fernanda Carrillo |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1998-04-28 | WTA | Fed Cup G2 RRA: CRC vs GUA | Round Robin | Hard | Maria Fernanda Carrillo | 6-74 | 4-6 |
| Surface | William Hsieh | Maria Fernanda Carrillo |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1998-04-28 | WTA | Fed Cup G2 RRA: CRC vs GUA | Round Robin | Hard | Maria Fernanda Carrillo | 6-74 | 4-6 |