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Alfonso

“Variant of Alphonso — noble and ready (Germanic adal + funs)” — Germanic, via Spanish/Italian Alfonso origin

Boy's name · #1012 in the US (2025) · Timeless

Alfonso has appeared in US records since 1881 — best rank #294 (1929) · 41,464 babies named Alfonso all-time · 1 in 7,700 boys born in 2025.

Around the world: about 1 in 1,200 boys in Puerto Rico (2025) · about 1 in 17,000 boys in Sweden (2025).

Appears in 2020-2025 birth records of 11 states. See the full state-by-state map on this page.

Famous Alfonsos

• Alfonso XIII — King of Spain from 1886 to 1931 (1886–1941)
• Alfonso X of Castile and Leon — King of Castile from 1252 to 1284
• Alfonso Cuarón — Mexican filmmaker (born 1961)
• Alfonso XII of Spain — king of Spain from 1874 to 1885
• Alfonso García Robles — Mexican diplomat and politician (1911-1991)

In stories & tradition

• Alfonso — Violanta · Land and Shade

What Alfonsos become

Among 1,765 notable people named Alfonso:

Lawyers & judges appear 1.73× more often than among typical names — e.g. Alfonso Sosa, Mexican association football player, sports coach and lawyer.

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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