|Years Coached||Record||Win %||Playoff record||Playoff win %|
William Vlachos was a football coach in the National Football League (NFL) from 2017 to 2018, finishing his career as the offensive assistant coach of the Buffalo Bills. Over his two years of coaching his teams compiled a cumulative win/loss record of 15-17-0.
|2018 Buffalo Bills||Offensive Assistant Coach||6-10-0||0-0|
|2017 Buffalo Bills||Offensive Assistant Coach||9-7-0||0-1|
Coach history guide
|Seasons with a championship win||Seasons with a conference championship|
- Past teams coached for: Buffalo Bills