Head-to-Head
Overview
R. Colby and Duncan Chan have met 1 time so far, all in 2026. Duncan Chan leads 1β0. Their first encounter was at the 2026 M25 Tulsa, OK, won by Duncan Chan.
By surface
- hard0 β 1
R. Colby and Duncan Chan have met 1 time so far, all in 2026. Duncan Chan leads 1β0. Their first encounter was at the 2026 M25 Tulsa, OK, won by Duncan Chan.