The 2012 Northern Arizona Lumberjacks football team represented Northern Arizona University in the 2012 NCAA Division I FCS football season.

They were led by 15th-year head coach Jerome Souers and played their home games at the Walkup Skydome.

They are a member of the Big Sky Conference.

They finished the season 8–3, 6–2 in the Big Sky to finish in fourth place.

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