Cassius is a moderately popular boys' name in England & Wales, ranking #278 in 2021 with 167 recorded births. The name reached its all-time peak in 2023 with 174 births ranking #263. Since 1996, the popularity has increased by 1,755.6%. In 2021, approximately 1 in every 1,766 boys born was named Cassius. FALLING Recent data shows the name is currently falling.
Cassius is an old Roman name with a grand, classical sound. It is often explained through the Roman family name Cassius, though the literal ancient meaning is less central to modern appeal than the name's strong presence.
The name is familiar from Roman history and literature and later gained extra cultural resonance through Cassius Clay, who later became Muhammad Ali. Its modern image is bold, classical, and intelligent.