June 10, 2025 - June 20, 2025
2025 UMB Bank Open Championship — May 16‑18 • $4,200 in prizes • Register now →
Guillermo Vasquez is an Paraguayan chess International Master. He is a two time Paraguayan chess champion (2010, 2011). Vazquez’s most notable achiements include representing Paraguay in four Olympiads (2010, 2011, 2012, 2013).