Adna Bradway Leonard, b. 20 Aug 1837 in Mahoning County, Ohio, d. 21 Apr 1916, son of John Leonard & Nancy Davis. He married Caroline Amelia Kiser on February 19, 1861 in Johnson County, Iowa.
Ambrose Leonard, b. 16 Nov 1841 in West Springfield, Hampden County, New York, d. 31 May 1933 in Southold, Suffolk County, New York, son of Rufus Leonard & Abigail N. Smith. He married Mary Palmer in 1872.
Amos Morse Leonard, b. 18 Oct 1840 in Stoughton, Norfolk County, Massachusetts, d. 10 Aug 1925, son of Hiram Leonard & Caroline Wesson Adams.
Arthur Charles Leonard, b. 13 Feb 1874 in Onondaga County, New York, d. 22 Dec 1929 in Kansas City, Missouri, son of John H. Leonard & Elizabeth Nearing. He married Gertrude Blake on April 29, 1903 in Kansas City, Missouri.
Arthur Willis Leonard, b. 14 Feb 1873 in Savannah, Chatham County, Georgia, d. 26 Dec 1941 in Andover, Essex County, Massachusetts, son of George Wellington Leonard & Mary Elizabeth Holmes. He married Mary Estelle Warren on July 3, 1901 in Brooklyn, Kings County, New York.