Wilber married Ruth Houghton Wiswall on 11 Jun 1897. Ruth (daughter of Henry Thomas Wiswall and Elizabeth Garland Ayer) was born on 25 Mar 1872 in Washington,Washington, District of Columbia, USA; died on 22 Mar 1960 in Newburyport, Essex, Massachusetts, USA. [Group Sheet] [Family Chart]

1. Elizabeth Wiswall Littlefield was born on 5 Feb 1899.
2. Anne Augusta Littlefield was born on 9 May 1900 in Urbana,Champaign,Illinois, USA ; died on 27 Apr 1987.
3. George Trowbridge Littlefield was born on 12 Mar 1904.
4. Thomas Earle Littlefield was born on 23 Mar 1905 in New Hampshire, USA; died in Jun 1985.