Inja Weiß plays beach volleyball for SV Schwaig and competes in the federation “Bayerischer Volleyball-Verband”.
Currently listed in BVV U14 Damen 2026 (rank 8, 583 points); BVV U13 Damen 2025 (rank 12, 372 points); BVV U14 Damen 2025 (rank 20, 372 points). Ranking seasons: 2025–2026.