On 16 Jun 1856 Hiram Porter married
Cornelia Ann Phelps, daughter of
Newton Phelps (22 Jan 1805-19 Apr 1878) &
Lucy Ann Austin (Jul 1811-1 Oct 1892), in Rochester, Monroe County, New York.
Born in Jun 1841 in Sandisfield, Berkshire County, Massachusetts. Cornelia Ann died in Monterey, Berkshire County, Massachusetts on 5 Jul 1902.