BabyNamesMap

Baby names › Boys

Alonzo

Meaning not yet sourced

Editor’s note Up from #527 in 2015 to #511 in 2025 in the US

CommonRare
Rank 2015: #527, 2016: #565, 2017: #522, 2018: #476, 2019: #469, 2020: #477, 2021: #515, 2022: #471, 2023: #535, 2024: #512, 2025: #5111 in 2,895 boys in the US, 2025#511 · steady · was #527 in 2015
CommonRare
Rank 2015: #3,373, 2016: #4,810, 2017: #2,512, 2018: #1,991, 2019: #1,869, 2020: #1,825, 2021: #2,493, 2022: #2,019, 2023: #1,461, 2024: #1,758, 2025: #1,7051 in 18,129 boys in E&W, 2025#1,705 · rising · was #3,373 in 2015

Boy’s name · Germanic

What Alonzo means

Meaning not yet sourced. Wiktionary has no word-by-word meaning for Alonzo yet, and we don’t write our own.

Editor’s note Up from #527 in 2015 to #511 in 2025 in the US Worked out from the official US and England & Wales counts, not a meaning.

How popular is Alonzo?

US 2025
#511
590 babies
▲ 1 vs 2024
England & Wales 2025
#1705
15 babies
▲ 53 vs 2024
Scotland
–
Not listed

US: Steady: #527 in 2015, #511 now. England & Wales: Rising: up from #3373 in 2015.

00.511.518801920196020002025
US, 1880–2025England & Wales, 1996–2025Babies per 1,000 boys born. Dot: biggest US share (1882)

Biggest US share so far: 1882, when 133 boys got the name (#111 that year). First in the US records in 1880.

How common

  • About 1 in 2,895 baby boys in the US in 2025
  • About 1 in 18,129 baby boys in England and Wales in 2025

“1 in N” divides by all listed births for that sex. The US list leaves out names given to fewer than 5 babies, and the UK lists leave out names given to 2 or fewer, so the real figure is a little rarer than shown.

Where in the US

Most popular in NV (0.97 per 1,000 boys), CA (0.85 per 1,000 boys), KS (0.64 per 1,000 boys) in 2025.

AK
ME
WI
VT
NH
WA
ID
MT
ND
MN
IL
MI
NY
MA
OR
NV
WY
SD
IA
IN
OH
PA
NJ
CT
RI
CA
UT
CO
NE
MO
KY
WV
VA
MD
DE
AZ
NM
KS
AR
TN
NC
SC
DC
OK
LA
MS
AL
GA
HI
TX
FL
FewerMore · grey: under 5 babies, not listed

SSA state data, 2025. Share of all listed boys born in each state.

US vs UK

Alonzo is #511 in the US and #1705 in England & Wales (2025).

Rank 2025BabiesHow commonRank 2015
US#5115901 in 2,895#527
England & Wales#1705151 in 18,129#3373
Scotland––––

Same sex as this page (boys). SSA (US), ONS (England and Wales), NRS (Scotland).

Boy or girl?

In 2025, 99.9+% of US babies named Alonzo were boys.

GirlsBoys
US 20250590
England & Wales 2025015
US all years since 188015445,955
England & Wales since 19960149

Counts below the publishing threshold (US 5, UK 3) are not included.

Other spellings

Other spellings parents chose in 2025

  • Alonso324 US · 13 E&W
  • Alanzo16 US
  • Elonzo9 US

Names that sound the same and differ by a letter or two, with baby counts for the same sex. US and E&W counts.

If you like Alonzo

Boys

  • Conrad#417“bold, brave + counsel”
  • Hugh#732“heart, mind”
  • Otto#277“wealth, riches”
  • Archie#301“anti-aircraft artillery”
  • Everett#77Same root as Everard, meaning “wild boar + hard, brave”
  • Otis#652Editor’s note More popular in England & Wales than the US: #71 vs #652 in 2025

For a sister

  • Amalia#566“vigor, bravery”
  • Louisa#694Form of Louis, meaning “loud; famous + battle”
  • Astrid#376Danish, from Old Norse Ástríðr, meaning “god + beautiful, originally…
  • Ada#219“noble”
  • Alice#65“noble + character”
  • Adaline#208Form of Adela, meaning “noble”

Picked from the US top 1,000 in 2025: names Wiktionary also files under Germanic, whose US popularity since 1990 rose and fell most like Alonzo’s. Rank is US 2025.

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