Robert Hagan

Robert Hagan may refer to:


 * Robert E. Hagan (1921–1999), American politician in Ohio
 * Bob Hagan (Robert F. Hagan, born 1940), his son, American politician in Ohio
 * Robert Hagan (artist) (born 1947), Australian television personality, author and artist
 * Robert Hagan (naval officer) (1794–?), officer in the British Royal Navy