Thursday October Christian, Jr. (1 October 1820 – 27 May 1911)was a Pitcairn Islands political leader. He was the grandson of Fletcher Christian and son of Thursday October Christian (14 October 1790 – 21 April 1831), and mother, Teraura (c.1775 - 15 July 1850). He was also known as "Doctor", "Duddie" or "Doodie". He spent several years on Norfolk Island but returned to Pitcairn in 1864.