Ridge hill or rye hill
An English surname-turned-given name likely derived from a place name. It combines the Old English elements 'hrycg', meaning ridge, or 'ryge', meaning rye, with 'dun', meaning hill or down.
Less common today
Rigdon isn't in the latest US Top 1000. It last peaked at #5,386 in 2013.
US births per 5-year period, 1990βpresent (SSA data).
Early leader in the Latter Day Saint movement