By surface
| Surface | Alex Diaz | Gabriel Rodriguez |
|---|---|---|
| Clay | 4 | 0 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-04-27 | WTA | Bournemouth | Round of 16 | Clay | Julie Heldman | 3-6 | 4-6 | |||
| 1970-04-21 | WTA | Rome | Semifinal | Clay | Julie Heldman | 4-6 | 6-3 | 6-8 | ||
| 1968-07-31 | WTA | Munich | Quarterfinal | Clay | Julie Heldman | 3-6 | 3-6 | |||
| 1968-05-20 | WTA | Reggio Emilia | Final | Clay | Julie Heldman | 3-6 | 6-3 | 6-8 |