Q1 · Clay · best of 3 · 2026-06-01

── match stats

Serve lines

Jan Kumstat
vs
Ji Sung Nam
14.0%
aces
8.7%
2.0%
double faults
7.2%
58%
1st serve in
48%
83%
1st serve won
70%
67%
2nd serve won
42%
76%
serve pts won
55%
2/3
BP saved
7/10
── the model

Head-to-head read

See the model's current read on this matchup, with surface splits and the serve/return edge.

Jan Kumstat vs Ji Sung Nam