Head-to-Head
Overview
Scarlett Fagan and I. O'Brien have met 1 time so far, all in 2026. Scarlett Fagan leads 1–0. Their first encounter was at the 2026 US Open (F), won by Scarlett Fagan.
By surface
- hard1 – 0
Scarlett Fagan and I. O'Brien have met 1 time so far, all in 2026. Scarlett Fagan leads 1–0. Their first encounter was at the 2026 US Open (F), won by Scarlett Fagan.