Head to head
Rivalry summary
Denis Istomin and Mackenzie McDonald met 1 times on the ATP tour between 2019 and 2019. Denis Istomin leads the head-to-head 1–0 against Mackenzie McDonald.
1
Hard
0
Denis Istomin's wins on the left · Mackenzie McDonald's on the right · bar lengths share one scale
All meetings (1)
| 2019 | New York Open | Hard | R32 | Denis Istomin | 4-6 6-2 6-3 |
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.