About the name Cassian
Cassian belongs to the English & American tradition. Its roots are documented, even though its precise meaning is not recorded in the standard references — an honest gap we prefer to a confident guess.
In the United States, Cassian first appears in Social Security records in 1997. It climbed to its best-ever rank of #531 in 2023, and in 2024 462 babies received the name — 2,256 in total since 1880. Those are the official counts, not estimates.