On 17 May 1770 when Elkanah was 23, he married Hannah Churchill (48500) , daughter of David Churchill (40822) (4 Aug 1729-23 Feb 1812) & Jane Ellis (31082) (ca 1727-23 Aug 1775), in Plympton, MA. Born on 15 Jun 1752 in Plympton, MA.308 Hannah died in Kingston, MA, on 4 Feb 1825; she was 72.