The 1976 Washington State Cougars football team was an American football team that represented Washington State University in the Pacific-8 Conference (Pac-8) during the 1976 NCAA Division I football season. In their only season under head coach Jackie Sherrill, the Cougars compiled a 3–8 record (2–5 in Pac-8, sixth), and were outscored 331 to 240. The team's statistical leaders included Jack Thompson with 2,762 passing yards, Dan Doornink with 422 rushing yards, and Mike Levenseller with 1,124 receiving yards.