These are all validated (by various reputable authorities) cases of supercentenarians born before January 1, 1840.
Geert Adriaans
Boomgaard 110 135 September 21, 1788 February 3, 1899
[Guinness dates birth to September 23 (in fact date of baptism)
and miscounts as 113 days?]
Marguerite "Margaret" Ann (Harvey)
Neve 110 321 May 18, 1792 April 4, 1903
Louisa Kirwan (Capron)
Thiers 111 138 October 2, 1814 February 17, 1926
Adelia Delina (Ecker) Filkins 113 214 May 4, 1815 December 4, 1928
Miriam Sparks (Voisey)
Bannister 111 21 March 19, 1817 April 9, 1928
Hon. Catherine "Katherine" Plunket 111 327 November 22, 1820 October 14, 1932
Anna Searles (Palmer)
Wheeler 110 288 March 5, 1833 December 18, 1943