Harroun is a surname of English and Irish origin deriving from the name Herron.https://discover.23andme.com/last-name/Harroun Notable people with the name include:

Eric Harroun (1982–2014), American Jihadist in the Syrian Civil War Ray Harroun (1879–1968), American racecar driver and pioneering constructor

See also Harroun, American automobile in production from 1917 to 1922

References