Laurence O'Neill (4 March 1864 – 26 July 1943) was an Irish politician and corn merchant. O'Neill was elected to Dáil Éireann as an independent Teachta Dála (TD) for Dublin Mid at the 1922 general election. He did not contest the 1923 general election and he was an unsuccessful candidate at the September 1927 general election. He had also served as Lord Mayor of Dublin from 1917 to 1924, serving through the Irish War of Independence and the Irish Civil War.