Elkanah was born about 1782. He was the son of Jesse Penniman. He passed away in 1849.
Find A Grave, database and images (https://www.findagrave.com : accessed 03 February 2019), memorial page for Elkanah Penniman (1782–18 Aug 1849), Find A Grave Memorial no. 47326515, citing East Woodstock Cemetery, Woodstock, Windham County, Connecticut, USA ; Maintained by Douglas Glenn Rohde (contributor 47488079) .