Written and first recorded by Dallas Frazier (US #72/CAN #27 1966).
Also recorded by Kenny Roger & The First Edition (1970), Rodney Crowell (C&W #95 1978).
Hit version by The Oak Ridge Boys (US #5/C&W #1/CAN #26/NZ #13 1981).
From the wiki: “Songwriter Dallas Frazier penned ‘Elvira’ in 1966 and included it as the title track of the album he released that year. A number of recording artists, most notably Kenny Rogers and the First Edition, also recorded the song through the years, to varying degrees of success. Frazier’s own version peaked at #72 on the Billboard Hot 100 in 1966.