Bill Belichick's coaching tree over the years:

Joe Judge, NYG: 2 years
Brian Flores, MIA: 3 years
Matt Patricia, DET: 3 years
Bill O'Brien, HOU: 7 years
Josh McDaniels, DEN: 2 years
Romeo Crennel, CLE: 4 years
Eric Mangini, NYJ, CLE: 3 years, 2 years
Nick Saban, MIA: 2 years

— Ari Meirov (@MySportsUpdate) January 11, 2022