Billboard Top Country Singles of 1966

This is a list of Billboard magazine's ranking of the top country singles of 1966.

"Swinging Doors" by Merle Haggard ranked as the year's No. 1 single, despite its having peaked at No. 5 on the weekly charts.

"Almost Persuaded" by David Houston, which spent a record nine weeks in the No. 1 spot, ranked as the year's No.2 single.