Cleo is a distinctive boys' name in United States, ranking #5245 in 2025 with 18 recorded births. The name reached its all-time peak in 2018 with 26 births ranking #4010. Since 1996, the popularity has increased by 20.0%. In 2025, approximately 1 in every 94,893 boys born was named Cleo. FALLING Recent data shows the name is currently falling.
Cleo is a compact, sparkling Greek-rooted name linked to glory and fame. It feels bold, artistic, and very chic.
The name stands both on its own and as a short form of longer names like Cleopatra. Its modern popularity comes from sounding snappy and sophisticated without losing historical depth.