Alonzo
A boys’ name of Spanish origin, meaning noble and ready; from Alfonso.
Babies a year
543
the US, 2017
Rarity
Uncommon
among names in use
US popularity
#511
up from #512
UK popularity
#1705
15 babies
How Alonzo has moved
View as table
| Year | US rank |
|---|---|
| 2015 | #528 |
| 2016 | #566 |
| 2017 | #522 |
| 2018 | #474 |
| 2019 | #469 |
| 2020 | #475 |
| 2021 | #515 |
| 2022 | #470 |
| 2023 | #537 |
| 2024 | #512 |
| 2025 | #511 |
In 2025, 15 babies in England and Wales were named Alonzo. In the US, 543 were, though that figure is from 2017 — the most recent full year we hold.
Looking further back: between 1880 and 2008, Alonzo was most common in 1880, when it went to 0.10% of American babies of that sex. Squarely vintage-revival territory.
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