Unknown; possibly a modern variation of Lennox
Lenix is a contemporary American invention, likely created as a sleek, gender-neutral alternative to the Scottish surname Lennox. While it lacks a distinct historical etymology, it follows the popular trend of names ending in the letter 'x'. Its usage is very recent, appealing to parents seeking a rare, minimalist sound.
About 17 boys were named Lenix in 2025.
US births per 5-year period, 1990–present (SSA data).