Rex means king — from the Latin. Rex IS the Latin word for king — the most direct royal word. Tyrannosaurus Rex means king of the tyrant lizards. Rex Harrison won the Oscar for My Fair Lady. Three letters of the most direct king-word, the king of all dinosaurs, and Oscar-My-Fair-Lady.
Rex IS the Latin word for king. T. Rex means king of dinosaurs. Harrison won the Oscar for My Fair Lady.
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First recorded
Earliest known use: Latin; Rex Harrison (1908–1990).
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Today
Rex remains a beloved choice, ranking #680 in the US. 60,301 babies have been named Rex since 1880.
◈ Sources: Behind the Name, SSA data
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How popular is Rex?
1951peak year
Today, Rex is rarely chosen — ranked around #680, with only about 388 babies given the name per year. But it wasn't always this way. At its peak in 1951, 1,503 babies were given the name (ranked #170 nationally). Its strongest stretch was the 1950s. Rex's usage has held roughly steady recently. In all, around 60,301 babies have been registered as Rex since 1880.
Year-by-year registrations1880–2024 · U.S. Social Security data
Rex's Life Path 8 is the achiever's number — king-level achievement. People named Rex tend to be commanding, royal, and gifted at being the most direct king AND the king of dinosaurs.
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