List of Famous people named Harold

Harold Arlen was an American composer of popular music, who composed over 500 songs, a number of which have become known worldwide. In addition to composing the songs for the 1939 film The Wizard of Oz, including "Over the Rainbow", Arlen is a highly regarded contributor to the Great American Songbook. "Over the Rainbow" was voted the 20th century's No. 1 song by the Recording Industry Association of America (RIAA) and the National Endowment for the Arts (NEA).

Harold Frederick Pitcairn was an American aviation inventor and pioneer. He played a key role in the development of the autogyro and founded the Autogiro Company of America. He patented a number of innovations relating to rotary wing aircraft.

Harold Lloyd Nicholas was an American dancer specializing in tap. Nicholas was the younger half of the tap-dancing pair the Nicholas Brothers, known as two of the world's greatest dancers. His older brother was Fayard Nicholas. Nicholas starred in the MGM musicals An All-Colored Vaudeville Show (1935), Stormy Weather (1943), The Pirate (1948). and The Five Heartbeats (1991).

Harold Arthur Lee-Dillon, 17th Viscount Dillon CH FBA was an English antiquary and a leading authority on the history of arms and armour and medieval costume.