José Daniel Williams Zapata (born 9 November 1951) is a retired Peruvian Army general who led Operation Chavín de Huántar, a military operation that successfully ended the 1997 Japanese embassy hostage crisis. Serving as Chief of the Joint Command of the Armed Forces of Peru from 2005 to 2006, Williams currently represents the constituency of Lima in the Peruvian Congress as a member of Go on Country - Social Integration Party.