Robert Kahn may refer to:
Robert Kahn (composer) (1865–1951), composer and music teacher
Robert Louis Kahn (1918–2019), psychologist and social scientist
Robert Ludwig Kahn (1923–1970), professor of German studies and poet
Robert Kahn (computer scientist) (born 1938), Internet pioneer
Bob Kane (born Robert Kahn, 1915–1998), the co-creator of the comic book superhero Batman
