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Costello
OriginIrish surname
Meaning"from England"
GenderBoy & girl
US Rank
GirlsUnranked
Below 5 births
Boys#10940
2025 SSA
About Costello
The fashion for using surnames as firsts has extended beyond the familiar Morgan and Parker to choices such as Cohen and O'Brien to -- why not? -- this quintessentially Irish name with the friendly o ending.
Costello is also given to girls.
Pronounced kah-STEL-o.
As of October 2026, Costello ranked #10940 for boys in US births in 2025 and #4454 for girls in US births in 1931 SSA, peaked at #2398 for boys in 1951.
Popularity & trends
US popularity — history
US rank, lower is more popular · SSA data 2014–2025
Boys #4,726
Girls #4,454
20142025
18802025
Data table
| Year | US rank · boys | Births · boys | US rank · girls | Births · girls |
|---|---|---|---|---|
| 2014 | — | 0 | — | 0 |
| 2015 | — | 0 | — | 0 |
| 2016 | — | 0 | — | 0 |
| 2017 | — | 0 | — | 0 |
| 2018 | — | 0 | — | 0 |
| 2019 | — | 0 | — | 0 |
| 2020 | — | 0 | — | 0 |
| 2021 | — | 0 | — | 0 |
| 2022 | — | 0 | — | 0 |
| 2023 | — | 0 | — | 0 |
| 2024 | — | 0 | — | 0 |
| 2025 | — | 0 | — | 0 |
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