Head-to-Head
Overview
Niklas Guttau and Olle Wallin have met 1 time so far, all in 2026. Olle Wallin leads 1–0. Their first encounter was at the 2026 Hamburg (F), won by Olle Wallin.
By surface
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Niklas Guttau and Olle Wallin have met 1 time so far, all in 2026. Olle Wallin leads 1–0. Their first encounter was at the 2026 Hamburg (F), won by Olle Wallin.