 Sir Edward O'Brien, 4th Baronet

Sir Edward O'Brien, 4th Baronet (17 April 1773 – 13 March 1837) was an Irish parliamentarian who sat in the House of Commons of the United Kingdom from 1802 to 1826.He was the son of Sir Lucius O'Brien, 3rd Baronet (1731–1795) and Anne French.