Delainey
2025 SSA
Below 5 births
About Delainey
Delainey is a feminine name that evolved as a modern variant of Delaney, which itself originated as an Irish surname derived from the Gaelic 'Ó Dubhshláine,' meaning 'descendant of Dubhshláine.' The personal name element 'dubh' means 'dark' or 'black,' while 'sláine' relates to 'health' or 'defiance.' This spelling with the added 'i' emerged as surnames began transitioning to first names, giving it a more feminine appearance. Delainey gained modest popularity in the 1990s and 2000s, riding the wave of interest in Irish-derived names and surnames-as-first-names. The name carries a contemporary yet substantial quality, blending traditional Irish heritage with modern styling. Its melodic three-syllable rhythm and soft ending sound contribute to its appeal. Parents might choose Delainey for its distinctive quality while still maintaining connections to Irish heritage and familiar naming patterns.
Delainey for boys
Delainey as a masculine name represents an unusual gender crossover, as it is primarily used for girls. The name originated as a variant of Delaney, an Irish surname derived from the Gaelic 'Ó Dubhshláine,' meaning 'descendant of Dubhshláine.' The element 'dubh' means 'dark' or 'black,' while 'sláine' means 'health' or 'defiance.' When used for boys, Delainey maintains its Irish heritage while challenging traditional gender naming conventions. The softer sound pattern and '-ey' ending have typically been associated with feminine names in recent decades, though historically many surnames-turned-first-names crossed gender lines. As a masculine name, Delainey remains quite rare, offering a unique option with Celtic roots for parents seeking something distinctive.
Pronounced duh-LAY-nee.
As of October 2026, Delainey ranked #1390 in US births in 2025 SSA, peaked at #1346 in 2024.
Popularity & trends
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | #2,938 | 58 | 32.5 |
| 2015 | #2,942 | 59 | 33.1 |
| 2016 | #2,979 | 56 | 31.6 |
| 2017 | #2,879 | 58 | 33.6 |
| 2018 | #3,517 | 44 | 25.9 |
| 2019 | #3,406 | 46 | 27.4 |
| 2020 | #3,792 | 38 | 23.5 |
| 2021 | #3,043 | 54 | 32.9 |
| 2022 | #2,767 | 62 | 37.8 |
| 2023 | #1,581 | 133 | 82.9 |
| 2024 | #1,346 | 169 | 104.3 |
| 2025 | #1,390 | 157 | 97.7 |
World rankings
Delainey for girls
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