Johnny Mathis & Deniece Williams - That's What Friends Are For
- Label: Columbia Records PC 35435
- Country: Canada
- Released: 1978
- Grade LP: (VG) Sleeve: (VG+)
That's What Friends Are For is an album by American singers Johnny Mathis and Deniece Williams that was released in July 1978 by Columbia Records. The project was a continuation of the pairing of the artists that began on his previous LP, You Light Up My Life, which included "Too Much, Too Little, Too Late"