Harro is a given name. Notable people with the name include:
Harro Adt (born 1942), German diplomat Harro Bode (born 1951), German sailor and Olympic champion Harro Harring (1798–1870), German-Danish revolutionary and writer Harro Heuser (1927–2011), German mathematician Harro Magnussen (1861–1908), German sculptor Harro Müller (born 1943), German literary scholar, professor and executive editor Harro Ran (1937–1990), Dutch water polo player Harro Schulze-Boysen (1909–1942), left-wing German publicist, WWII Luftwaffe officer
See also Loothmann Harro, the pen name of German writer and poet Hans Heyck (1891–1972) Harrow (disambiguation)