The surname Fenn is English in origin. It has been found written as Fenn, Fen, and Fann. It is a topographic surname coming from someone living in a marsh, lake or boggy region. The Fenn side of my family is my brickwall. The Fenn family in my lineage comes from the Shoreham, Addison, Vermont area. Daniel Fenn married Huldah Rowley and migrated to Michigan. Their son, Daniel C. Fenn is the father of my great grandmother, Hattie Fenn.