Head to head
0
Hard
1
0
Clay
2
1
Carpet
1
John Alexander's wins on the left · Bjorn Borg's on the right · bar lengths share one scale
All meetings (5)
| 1980 | Nations Cup | Clay | RR | Bjorn Borg | 7-6 6-2 |
| 1980 | WCT Invitational | Carpet | RR | Bjorn Borg | 6-3 6-1 |
| 1979 | Las Vegas | Hard | R16 | Bjorn Borg | 5-7 6-4 6-2 |
| 1979 | Milan WCT | Carpet | QF | John Alexander | 6-3 3-6 6-4 |
| 1975 | Boston | Clay | SF | Bjorn Borg | 6-3 6-7 6-3 6-0 |
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.