Ricardo Mena defeated Federico Dondo 6-3 7-5 in the Davis Cup G2 SF: PAR vs URU round robin on clay. The upset overturned the form book — Federico Dondo came in leading the head-to-head 1–0. Ricardo Mena claimed a first win over Federico Dondo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-04-03 | Davis Cup G2 QF: URU vs PAR | RR | clay | Federico Dondo | 6-7(8) 6-4 6-2 7-6(6) |