The 2014–15 Stephen F. Austin Lumberjacks basketball team represented Stephen F. Austin University during the 2014–15 NCAA Division I men's basketball season. The Lumberjacks were led by head coach Brad Underwood and played their home games at the William R. Johnson Coliseum. They were members of the Southland Conference. The Lumberjacks were picked to finish first (1st) in both the Southland Conference Coaches' Poll and in the Sports Information Directors Poll receiving eleven (11) first place votes in the Coaches' poll and ten (10) first place votes in the SID poll.