The 1984 Utah State Aggies football team represented Utah State University during the 1984 NCAA Division I-A football season as a member of the Pacific Coast Athletic Association (PCAA).
The Aggies were led by second-year head coach Chris Pella and played their home games at Romney Stadium in Logan, Utah.
They finished the season with a record of one win and ten losses (1–10, 1–5 PCAA).
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