Lewis married Mary F. Rich on 24 Jun 1893 in Grant County, Indiana, United States. Mary (daughter of Eri Rich and Elizabeth A. Davidson) was born on 29 Sep 1871 in Indiana, United States; died on 5 Mar 1920 in Grant County, Indiana, United States; was buried on 8 Mar 1920 in Fairmount, Grant, Indiana, United States. [Group Sheet] [Family Chart]

1. Eri A. Thomas was born in May 1899 in Indiana, United States; and died.
2. Walter L. Thomas was born in 1904 in Indiana, United States; and died.