Head-to-Head
Overview
Back/ Guo and Kwon/ Oh have met 1 time so far, all in 2026. Back/ Guo leads 1–0. Their first encounter was at the 2026 W35 Changwon (SF), won by Back/ Guo.
By surface
- hard1 – 0
Back/ Guo and Kwon/ Oh have met 1 time so far, all in 2026. Back/ Guo leads 1–0. Their first encounter was at the 2026 W35 Changwon (SF), won by Back/ Guo.