"Only You Know and I Know" is a song written and originally recorded by Dave Mason in 1970.

It is a track from his LP, Alone Together.

The song was his first charting single, and it became a modest hit for him in the U.S. and Canada.

"Only You Know and I Know" was recorded by Delaney & Bonnie in 1969 and released as a single in 1971.

[1] It was included on their album the following year, D&B Together.