Ivan Lendl defeated Boris Becker 6-7 6-2 6-7 6-3 6-4 in the US Open round of 16 on hard. Ivan Lendl extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-01-14 | Australian Open | F | hard | Boris Becker | 1-6 6-4 6-4 6-4 |
| 1990-06-11 | Queen's Club | F | grass | Ivan Lendl | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.