Baby Name Studio

Pedro vs Rex

Comparing Pedro and Rex? Both are popular picks for parents in 2026. Pedro ranks in the Top 1000 tier and traces to Spanish naming roots (meaning "Rock"). Rex sits in the Top 1000 tier with Latin origins (meaning "King").

Pedro

Rex

Which name is more popular: Pedro or Rex?

In our 2026 popularity tracker, Pedro ranks higher (Top 1000) than Rex (Top 1000).