Head-to-Head
Overview
Daniel Siniakov and Calvin Mueller have met 1 time so far, all in 2026. Daniel Siniakov leads 1–0. Their first encounter was at the 2026 M25+H Kassel (R32), won by Daniel Siniakov.
By surface
- clay1 – 0
Daniel Siniakov and Calvin Mueller have met 1 time so far, all in 2026. Daniel Siniakov leads 1–0. Their first encounter was at the 2026 M25+H Kassel (R32), won by Daniel Siniakov.