1965 Arizona State–Flagstaff Lumberjacks football team

The 1965 Arizona State–Flagstaff Lumberjacks football team was an American football team that represented Arizona State College at Flagstaff (now known as Northern Arizona University) as an independent during the 1965 NCAA College Division football season. In their first year under head coach Andy MacDonald, the Lumberjacks compiled a 5–4–1 record and outscored opponents by a total of 196 to 106.

The team played its home games at Lumberjack Stadium in Flagstaff, Arizona.