On 20 Mar 1868 when Elliott Gardner was 28, he married Martha J. Sampson in Lucinda, Clarion County, Pennsylvania. Born on 15 Sep 1850 in Helen Furnace, Clarion County, Pennsylvania. Martha J. died in Farmington Township, Clarion County, Pennsylvania, on 9 Oct 1919; she was 69. Buried in Scotch Hill Union Cemetery, Clarion County.