Head to head
2
Hard
2
0
Clay
1
0
Grass
1
0
Carpet
2
Jeff Borowiak's wins on the left · Robert Lutz's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1981 | Maui | Hard | R32 | Jeff Borowiak | 7-6 7-5 |
| 1980 | Cologne | Hard | R32 | Robert Lutz | 7-5 2-0 RET |
| 1976 | Wimbledon | Grass | R128 | Robert Lutz | 4-6 6-4 6-4 6-4 |
| 1975 | Tucson | Hard | R64 | Jeff Borowiak | 6-7 6-2 7-6 |
| 1972 | Denver WCT | Carpet | R32 | Robert Lutz | 2-6 7-5 6-3 |
| 1971 | Cologne WCT | Carpet | F | Robert Lutz | 6-3 6-7 6-3 6-2 |
| 1971 | Sacramento | Hard | R16 | Robert Lutz | 7-6 6-3 |
| 1970 | Washington | Clay | R32 | Robert Lutz | 11-9 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.