Head to head
1
Hard
0
0
Carpet
2
Dan Cassidy's wins on the left · Paul Annacone's on the right · bar lengths share one scale
All meetings (3)
| 1990 | San Francisco | Carpet | R32 | Paul Annacone | 7-6 7-6 |
| 1989 | Key Biscayne | Hard | R128 | Dan Cassidy | 7-6 6-3 0-6 6-2 |
| 1984 | Honolulu | Carpet | R16 | Paul Annacone | 7-6 7-6 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.