Luke Todd married Cynthia Floyd, the daughter of David T. Floyd and Mary Katherine Majors, 13 Sep 1905 Webster County.

Rosie Mitchell, 1912-1974, was their daughter.

Luke Todd, 1879-1964, and Cynthia Floyd Todd, 1890-1960, are both buried at Springdale Cemetery in Sebree, as is their daughter Rosie Mitchell and their son Carlos Todd, 1916-1964.