Head to head
1
Hard
1
1
Grass
0
0
Carpet
1
Glenn Layendecker's wins on the left · Paul Annacone's on the right · bar lengths share one scale
All meetings (4)
| 1989 | Vienna | Carpet | QF | Paul Annacone | 6-3 7-6 |
| 1989 | Stratton Mountain | Hard | R32 | Glenn Layendecker | 6-4 7-6 |
| 1989 | Newport | Grass | QF | Glenn Layendecker | 4-6 6-3 7-6 |
| 1987 | Memphis | Hard | R64 | Paul Annacone | 6-4 6-2 |
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.