"She's Actin' Single (I'm Drinkin' Doubles)" is a song written by Wayne Carson and recorded by American country music singer Gary Stewart. It was released in March 1975 as the third and final single from the album, Out of Hand. The song was Gary Stewart's third top ten hit on the country chart and his only song to hit number one. The single stayed at number one for a single week and spent a total of nine weeks within the top 40.