1931 All-Big Ten Conference football team

The 1931 All-Big Ten Conference football team consists of American football players selected to the All-Big Ten Conference teams chosen by various selectors for the 1931 Big Ten Conference football season.

Ends

 * Paul Moss, Purdue (AP-1, CPT, UP-1)
 * Ivy Williamson, Michigan (AP-1, UP-1)
 * Bill Hewitt, Michigan (AP-2, CPT, UP-1 [halfback])
 * Bradbury N. Robinson III, Minnesota (AP-2)
 * Dick Fencl, Northwestern (UP-2)
 * Ted Petoskey, Michigan (UP-2)

Tackles

 * Jack Riley, Northwestern (AP-1, CPT, UP-1)
 * Dallas Marvil, Northwestern (AP-1, CPT, UP-1)
 * William M. Bell, Ohio State (AP-2)
 * Pat Boland, Minnesota (AP-2)
 * Howie Auer, Michigan (UP-2)

Guards

 * Biggie Munn, Minnesota (AP-1, CPT, UP-1
 * Greg Kabat, Wisconsin (AP-1, CPT, UP-2 [tackle])
 * Joe Zeller, Indiana (AP-2, UP-1)
 * James R. Evans, Northwestern (AP-2)
 * Sam Horwitz, Chicago (UP-2)
 * Joseph T. Gailus, Ohio State (UP-2)

Centers

 * Maynard Morrison, Michigan (AP-1, CPT, UP-2)
 * Ookie Miller, Purdue (AP-2, UP-1)

Quarterbacks

 * Carl Cramer, Ohio State (AP-1, CPT, UP-1)
 * Harry Newman, Michigan (AP-2)
 * Paul Pardonner, Purdue (UP-2)

Halfbacks

 * Pug Rentner, Northwestern (AP-1, CPT, UP-1)
 * Lew Hinchman, Ohio State (AP-1)
 * Jim Purvis, Purdue (CPT)
 * Stanley Fay, Michigan (AP-2, UP-2)
 * Fred Hecker, Purdue (AP-2, UP-2)

Fullbacks

 * Jack Manders, Minnesota (AP-1, CPT, UP-1)
 * Ollie Olson, Northwestern (AP-2, UP-2)

Key
AP = Associated Press

CPT = Captain's team, chosen by votes of captains of Big Ten football teams

UP = United Press

Bold = Consensus first-team selection of the AP and UP