Jeffrey Michael Tisdel (born January 10, 1956) is a former American football coach.
He served as the head football coach at the University of Nevada, Reno from 1996 to 1999, compiling a record of 23–22.
His accomplishments include coaching the Nevada Wolf Pack in its first NCAA Division I-A bowl game victory, in the 1996 Las Vegas Bowl, and leading Sierra to a nation-leading 37-game winning streak between 2002 and 2005.
Tisdel was also the first quarterback for Nevada to play in Division I-AA, moving up from Division II in 1978 and the first quarterback to play for Chris Ault, who became a member of the College Football Hall of Fame in 2002.
He also had success in his first head coaching position at Sacramento City College, where his teams won three Northern California Athletic League championships.