Luke Milligan defeated Jan Ralph Brandt 6-3 6-2 in the Ireland F1 round of 16 on carpet. The upset overturned the form book — Jan Ralph Brandt came in leading the head-to-head 2–0. Luke Milligan claimed a first win over Jan Ralph Brandt in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-17 | Greece F2 | SF | hard | Jan Ralph Brandt | 6-4 6-2 |
| 1998-09-30 | Great Britain F8 | QF | hard | Jan Ralph Brandt | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.