Layth is an Arabic name that means "lion", one of several Arabic lion names alongside Asad and Haidar. It has been used since early Islamic times and is still common across the Arab world, usually spelled Laith in English. In the United States Layth sat around number 3000 for most of the last decade, improved to number 2331 in 2024 and ranks number 2342 among boys' names in 2025.