1986 Humboldt State Lumberjacks football team

The 1986 Humboldt State Lumberjacks football team represented Humboldt State University in the Northern California Athletic Conference during the 1986 NCAA Division II football season. Led by first-year head coach Mike Dolby, the Lumberjacks played home games on campus at the Redwood Bowl in Arcata, California, finished with a 2–9 record (0–5 in NCAC, last), and were outscored 175–350.

Humboldt State opened the season at Division I-AA Boise State in the first game ever played on a blue field.