Worthington married Harriet Aurelia Shepard on 26 Apr 1860. Harriet (daughter of Sylvester Foster Shepard and Catherine Barrett) was born on 25 Apr 1843 in Albany,Albany,New York, USA. [Group Sheet] [Family Chart]

1. Walter Dudley Frothingham was born on 6 Mar 1861 in Albany,Albany,New York, USA.
2. Isadore Shepard Frothingham was born on 24 Aug 1864 in Albany,Albany,New York, USA.
3. Worthington Wolcott Frothingham was born on 2 Feb 1876 in Albany,Albany,New York, USA.