Jan Friedrich plays beach volleyball for TV and competes in the federation “Bayerischer Volleyball-Verband”.
Currently listed in BVV U16 Herren 2025 (rank 24, 333 points); BVV U18 Herren 2026 (rank 87, 137 points); BVV U17 Herren 2025 (rank 43, 269 points). Ranking seasons: 2025–2026.