Konig, Jon

Recent tournaments

English Chess Championships 2026 | Over 65's | Classical

Senior-DM 2026 - 65+

Sligo Chess & Culture Festival 2026 - Open Open

Hastings International Chess Congress 2025: Weekend Intermediate

47º Festival Scacchistico Internazionale Open Citta di Arco | B

Adolf Anderssen Festival 2025 | Wrocław SENIOR