Alejandro is a moderately popular boys' name in United States, ranking #195 in 2025 with 1,842 recorded births. The name reached its all-time peak in 2001 with 4,557 births ranking #88. Since 1996, the popularity has decreased by 49.9%. In 2025, approximately 1 in every 927 boys born was named Alejandro. STABLE Recent data shows the name is currently stable.
Alejandro is the Spanish form of Alexander and means "defender of men". It has the same strong classical roots as Alexander but with a flowing Spanish sound.
The name has been used for centuries across the Spanish-speaking world and remains one of the best-known international forms of Alexander. Its long history combines classical Greek roots with enduring Hispanic use.