The 2019 Northern Arizona Lumberjacks football team represented Northern Arizona University in the 2019 NCAA Division I FCS football season. They were led by 1st-year head coach Chris Ball and played their home games at the Walkup Skydome. They were members of the Big Sky Conference. They finished the season 4–8, 2–6 in Big Sky play to finish in a five-way tie for ninth place.