Bill Kollar

Defensive/Special Projects

College: Montana State

Hometown: Warren, Ohio

Experience: 34 years


Bill Kollar enters his eighth season and first as defensive/special projects coach for the Denver Broncos in 2022. Originally working as the club's defensive line coach, Kollar was hired by the team on Jan. 26, 2015.

Kollar has 37 years of coaching experience, including the last 32 seasons instructing defensive linemen at the NFL level. Before coming to Denver in 2015, he coached the defensive line for Houston (2009-14), Buffalo (2006-08), St. Louis (2001-05) and Atlanta (1990-2000).