The 1977 NASCAR Grand National Winston Cup Series was the 29th season of professional stock car racing in the United States and the 6th modern era NASCAR Cup series.
Cale Yarborough driving the Junior Johnson #11 Holly Farms Chevrolet won his second consecutive NASCAR Grand National Series Winston Cup Championship.
Ricky Rudd was crowned NASCAR Rookie of the Year.
This was the last season without Terry Labonte until 2015; the team he would join was in 1977 driven by Skip Manning.
Donnie Allison is credited with the win but Darrell Waltrip finished the race for an over-heated Donnie Allison after Darrell Waltrip dropped out of the race after 106 laps.