Marin Cilic faces Zhizhen Zhang in the Seoul round of 32 on hard. Marin Cilic holds the paper edge — ranked #84, leading the head-to-head 1–0, a roughly 120-point hard Elo advantage.
Cilic M. and Zhang Z. faced 3 of the same opponents in the last 12 months. Cilic M. went 2–1 (67%) against them, Zhang Z. 2–1 (67%). Results against comparable opponents are close (0 : 0 better-results split).
Only 3 common opponents — small sample, treat as indicative.
Umpiry, "Marin Cilic vs Zhizhen Zhang — Seoul Round of 32", https://umpiry.com/match/2026-10-26/cilic-vs-zhang-seoul-r32?utm_source=cite (as of 26 October 2026).