The first name Alfonso

In 2025, 8 boys were named Alfonso, making it the 2,664th most popular boys’ name. It peaked in 2008, with 9 births (#2,097).

Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Alfonso with other names.

In 2025, 223 boys born in the United States were named Alfonso, the 1,012th most popular boys’ name that year. It was used most in 1991, when 574 were.

US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.

Spelled Alfonso in Italian, Portuguese and Spanish too.

Nicknames for Alfonso

• Alfie

• Alfonso VII of Castile
  Castilian monarch, 1105–1157
• Alfonso I of Asturias
  Duke of Cantabria and king of Asturias, 705–757
• Alfonso López Michelsen
  32 President of Colombia from 1974 to 1978
• Alfonso, Prince of Asturias
  Crown Prince of Spain (1907–1938); heir apparent to the throne until 1933
• Alfonso I d'Este
  Duke of Ferrara, Modena and Reggio (1476–1534)
• Alfonso Ribeiro
  American actor, born 1971
• Alfonso López Trujillo
  Catholic cardinal (1935–2008)
• Alfonso Daniel Rodríguez Castelao
  Galician writer, painter, doctor and politician (1886-1950)
• Alfonso II d'Este
  Duke of Ferrara from 1559 to 1597 (1533–1597)
• Alfonso López Pumarejo
  Colombian politician (1886-1959)
• Alfonso Cano
  Colombian revolutionary (1948–2011)
• Prince Alfonso, Count of Caserta
  Count of Caserta (1841–1934)

What does the name Alfonso mean?

From Spanish Alfonso and Italian Alfonso. Doublet of Alphonse.

How popular is the name Alfonso?

In 2025, 8 boys born in England and Wales were named Alfonso, ranking 2,664th. Its peak was 2008, with 9 births.

What are nicknames for Alfonso?

Common nicknames for Alfonso include Alfie.

Is Alfonso a boy's or a girl's name?

Mostly a boy's name: 100% of the 41,579 US babies named Alfonso since 1880 were boys.

When was Alfonso most popular?

1991 in the United States, when 574 babies were named Alfonso, its highest rank at 395th.

How do you pronounce Alfonso?

Alfonso is /ælˈfɑnzoʊ/, 3 syllables.

What are other spellings of Alfonso?

Alfonzo, Alonso, Alonzo, Alphonso and Alphonzo.

Is Alfonso also a surname?

Yes. Alfonso is used as a surname as well as a first name; its surname page has the origin and how many people carry it.