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“Variant of Alfonso — noble and ready (Germanic adal + funs)” — Spanish, from Germanic Visigothic (via Alfonso) origin
Boy's name · #785 in the US (2025) · 2020s
Alonso has appeared in US records since 1915 — best rank #622 (2002) · 12,231 babies named Alonso all-time · 1 in 5,300 boys born in 2025.
Around the world: #73 in Spain (2024).
Appears in 2020-2025 birth records of 16 states. See the full state-by-state map on this page.
Among 450 notable people named Alonso:
Military figures appear 6.35× more often than among typical names — e.g. Alonso de Ercilla, Spanish soldier and poet (1533-1594).
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