Caspian is a distinctive boys' name in England & Wales, ranking #569 in 2021 with 67 recorded births. The name reached its all-time peak in 2025 with 101 births ranking #401. Since 1996, the popularity has increased by 2,133.3%. In 2021, approximately 1 in every 4,403 boys born was named Caspian. RISING Recent data shows the name is currently rising.
Caspian is a place name turned first name, best known through the Caspian Sea. It feels romantic, literary, and expansive, which is much of its appeal.
The name gained modern visibility through literature, especially Prince Caspian in C S Lewis's Chronicles of Narnia. That helped shift it from a geographical label into a recognised baby-name choice.