Biographical Sketch of Jotham Ryder Leave a Comment / New Hampshire / May 14, 2011 Last Updated on August 27, 2012 by JOTHAM RYDER came early to Croydon, and settled in the south-east corner of the town, and from him and his connections the place has always since been known as ” Ryder Corner.” Surnames:Ryder, Topics:Biography, Locations:Croydon New Hampshire, Sullivan County NH,Collection:Partridge, Dennis N. Croydon New Hampshire Genealogy.