Head to head
1
Hard
0
3
Clay
0
2
Grass
1
4
Carpet
0
Vitas Gerulaitis's wins on the left · John Alexander's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (11)
| 1985 | Delray Beach | Hard | R128 | Vitas Gerulaitis | 3-6 6-2 6-4 |
| 1982 | Memphis | Carpet | R16 | Vitas Gerulaitis | 6-3 6-4 |
| 1979 | Davis Cup WG SF: AUS vs USA | Grass | RR | Vitas Gerulaitis | 5-7 6-4 8-6 6-2 |
| 1979 | Rome | Clay | R16 | Vitas Gerulaitis | 6-7 6-2 6-3 |
| 1979 | Monte-Carlo WCT | Clay | SF | Vitas Gerulaitis | 6-2 7-6 |
| 1978 | Las Vegas WCT | Carpet | R16 | Vitas Gerulaitis | 6-3 6-3 |
| 1977 | Australian Open-2 | Grass | SF | Vitas Gerulaitis | 6-1 6-2 6-4 |
| 1977 | Richmond WCT | Carpet | R16 | Vitas Gerulaitis | 6-4 6-7(2) 6-2 |
| 1976 | Houston WCT | Clay | QF | Vitas Gerulaitis | 4-6 7-6(5) 6-1 |
| 1975 | Philadelphia WCT | Carpet | SF | Vitas Gerulaitis | 6-4 7-6(1) 6-3 |
| 1973 | US Open | Grass | R128 | John Alexander | 7-6 7-6 6-4 |
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.