Peter Gay has received numerous awards for his scholarship, including the National Book Award in the category of History and Biography for
The Enlightenment: An Interpretation: Vol. I, The Rise of Modern Paganism (1966); the first Amsterdam Prize for Historical Science from The Hague, 1990; and the Gold Medal of the American Academy of Arts and Letters, 1992. In addition, he was a Guggenheim Fellow in 1967—68 and in 1978—79, a Visiting Fellow at the Institute for Advanced Study in Berlin, Germany, and an Overseas Fellow of Churchill College University from 1970 to 1971. In 1988, he was honored by The New York Public Library as a Library Lion. The following year, he was elected to the American Academy and Institute of Arts and Letters. Professor Gay held an ACLS Fellowship in 1959—60.
- AHA Award for Scholarly Distinction.
- Jewish Distinction Award
- Civil Rights Awareness Award (Presented by the NAACP)
- Geschwister-Scholl-Preis (Munich, 1999)