Dawson Smith - I Don't Know If I Can Make It (7", Single, PL)

Jean Shepard

Jean Shepard - I Don't See How I Can Make It / Enough Heart To Hurt (7", Single)

Ruth Brown - I Don't Know (7")

Carl Smith (3) - Deep Water / I Really Don't Want To Know (7")

Marty Robbins

Marty Robbins - I Don't Know Why (I Just Do) (7", Single, San)

Ronnie Dove

Ronnie Dove - I Really Don't Want To Know (7", Single)

Michael Morales

Michael Morales - I Don't Know (7")

Baby Washington

Baby Washington - I Don't Know / I Can't Afford To Lose Him (7", Single, SP )

Buck Owens

Buck Owens - Don't Let Her Know / I Don't Care (7", Single, RE)

Marty Robbins

Marty Robbins - I Don't Know Why (I Just Do) / Inspiration For A Song (7", Single)