Covers:

1925:

Vernon Dalhart

1925:

Riley Puckett [as I Wish I Was Single Again]

1925:

Henry Whitter

1946:

Maddox Brothers & Rose

1947:

Cousin Emmy

1950:

Burl Ives [as When I Was Single]

1955:

Peggy Seeger [idem]

1955:

Oscar Brand

1960s:

Roscoe Holcomb [also in film Zabriskie Point]

1962:

Jan Howard [hit C&W]

1962:

Jo Stafford [as Single Girl]

1964:

Peter, Paul & Mary

1967:

New Lost City Ramblers [as Single Girl]

1990s:

Eva Cassidy

2008:

Duffy [as I Wish I Were A Single Girl Again]