Head-to-Head
Overview
Theo Herrmann and C. Gannon have met 1 time so far, all in 2026. C. Gannon leads 1–0. Their first encounter was at the 2026 M15 Monastir 19 (R32), won by C. Gannon.
By surface
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Theo Herrmann and C. Gannon have met 1 time so far, all in 2026. C. Gannon leads 1–0. Their first encounter was at the 2026 M15 Monastir 19 (R32), won by C. Gannon.