Head-to-Head
Overview
Lasse Poertner and Sander Jong have met 1 time so far, all in 2026. Sander Jong leads 1–0. Their first encounter was at the 2026 Heilbronn, won by Sander Jong.
By surface
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Lasse Poertner and Sander Jong have met 1 time so far, all in 2026. Sander Jong leads 1–0. Their first encounter was at the 2026 Heilbronn, won by Sander Jong.