Given name & surname
Alfonzo
“prepared for battle; eager and ready”
Alfonzo is a variant of Alfonso. One Italian interpretation is “prepared for battle; eager and ready.”
Meaning & origin
What it means
Alfonzo is a variant of Alfonso. One Italian interpretation is “prepared for battle; eager and ready.”
Explained through its name family
Where it comes from
Alfonzo is a variant of Alfonso. A possible origin is Germanic, although the derivation remains uncertain.
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1889. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Alfonzo through the years
- Babies since 1880
- 5,783
- 5,783 boys · 0 girls
- Most popular year
- 1970
- 90 babies
- 2025
- 27
- #3,953 for boys
- 2021–25 vs 2016–20
- −6%
- Steady
Where it’s given
By the numbers
In 2025, this name appeared in 27 U.S. birth records for boys, ranking No. 3,953 among boys’ names. Average annual use for boys was 5.6% lower in 2021–2025 than in 2016–2020. Its largest published annual count for boys was 90 in 1970. In 2025, California had the largest reported state-level birth count for boys with this name (8). Published U.S. population figures for this spelling include 4,109 as a first name in 2020; 967 as a surname in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Alfonzo’s family of names
Alfonzo has a related form in Alfonso. In Esperanto usage, Alfonzo has a conventional equivalent in the Portuguese form Alfonso. In Esperanto usage, Alfonzo has a conventional equivalent in the Portuguese form Alonso.
Inner ring: nicknames and forms · outer: across languages.
Nicknames & forms 1
Diminutives, pet forms, short forms and variants used alongside the name.
Across languages 4
Equivalents and cognates in other languages, plus older forms it grew from.
People named Alfonzo
- Alfonzo McKinnieAmerican basketball player (born 1992)
- Alfonzo DennardAmerican football playerborn 1989
Listed by how widely each person is written about, which says nothing about the name itself.
Similar names
If you love Alfonzo, these share its style, era, origin or sound, from outside its own family.
Alphonso
“prepared for battle; eager and ready”
>99% boys
Athanasios
“a-, un-, non-” · “dying”
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Raffaele
“one who is healed by God” · “the divine healer”
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Lamonte
“a man of the law”
>99% boys
Aric
“ever the ruler”
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Charlton
“from the free man's town”
>99% boys
Bartholomew
“son of Talmai” · “the son of the farmer”
>99% boys
Abdul
“a servant of God”
>99% boys