Head-to-Head
Overview
Gustin/ Ion and Istomin/ Shin have met 1 time so far, all in 2026. Istomin/ Shin leads 1–0. Their first encounter was at the 2026 M25 Kutaisi (Georgia) (R16), won by Istomin/ Shin.
By surface
- hard0 – 1
Gustin/ Ion and Istomin/ Shin have met 1 time so far, all in 2026. Istomin/ Shin leads 1–0. Their first encounter was at the 2026 M25 Kutaisi (Georgia) (R16), won by Istomin/ Shin.