Federico Delbonis defeated Grigor Dimitrov 1-6 6-4 6-2 in the Geneva round of 32 on clay. The upset overturned the form book — Grigor Dimitrov came in leading the head-to-head 2–0. Federico Delbonis claimed a first win over Grigor Dimitrov in three meetings, narrowing the head-to-head to 2–1.
Delbonis F. came through in three sets.
Delbonis F. and Dimitrov G. faced 3 of the same opponents in the last 12 months. Delbonis F. went 0–3 (0%) against them, Dimitrov G. 1–2 (33%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Clay: Delbonis F. leads 1–0 · Hard: Dimitrov G. leads 1–0 · Grass: Dimitrov G. leads 1–0
Federico Delbonis beat Grigor Dimitrov 1-6 6-4 6-2. Umpiry, "Federico Delbonis vs Grigor Dimitrov — Geneva Round of 32", https://umpiry.com/match/2019-05-20/delbonis-vs-dimitrov-geneva-r32?utm_source=cite (as of 20 May 2019).