Casson Family History
Casson Surname Meaning
English (northwestern): from the Middle English female personal name Casse (probably a pet form of Cassandra; see Cass) + son hence ‘son of Casse’. Alternatively a variant of Catson ‘son of Cat(t)e’ from a pet form of the Middle English female personal name Catelin (see Catt 2 and Catlin) + son.
Irish (Mayo and Leitrim): variant of Cashin.
Source: Dictionary of American Family Names 2nd edition, 2022
