Julian Arthur Ellingboe (8 March 1892 – 23 April 1948) was an American racecar driver. Despite competing in six Indianapolis 500 races, he competed in few other Championship Car events, just a handful of board track events in 1922 and 1923.

Jules Wright (25 February 1948 – 21 June 2015) was an Australian-born theatre director, a co-founder in 1984 of the Women’s Playhouse Trust (WPT), the first resident woman director at the Royal Court Theatre, being only the second woman to direct on its main stage, and founder of the Wapping Project arts space.

Louis-Jules Barbon Mancini-Mazarin, duc de Nevers (16 December 1716 – 25 February 1798) was a French diplomat and writer.

Jean Jules Verdenal (11 May 1890 – 2 May 1915) was a French medical officer who served, and was killed, during the First World War. Verdenal and his life remain obscure; the little we do know comes mainly from interviews with family members and several surviving letters.

Jules Fournier (August 23, 1884 - April 16, 1918) was a Canadian writer and newspaper owner.

Jules Hatfield (born July 11, 1985) is a blogger.

Julius "Jules" Jordan (November 10, 1850 - March 5, 1927) was an American composer, operatic tenor, vocal instructor and conductor.