Joe Paterno has been the head coach of Penn State for 43 seasons.
41 seasons
He has been an assistant coach since 1989 with the Eagles; he became a head coach in 1994 of the Oilers. He held the head coaching job until the end of the 2010 season.
Mike Smith has been the head coach of the Atlanta Falcons since the beginning of the 2008-2009 NFL Regular Season.
The 2009 season will be Urban Meyer's 5th as head coach of the Gators. He took over in 2005.
He was an assistant coach at MSU from 1983-1995. After that, he become head coach.
In 2007. Before that he was head coach of the Miami Dolphins.
The average football head coach usually lasts about 4 seasons. The reason it is so low is because of the often unsuccessful season of a new head coach.
Fassel was head coach of the New York Giants from 1997 to 2003.
Pat Summitt became head coach at Tennessee in 1974, which means she has been there for 34 years.
1970s
He was head coach of the 49ers for 10 seasons (1979-1988).