Aileen
Scottish and Irish form of Eileen, which anglicizes the Irish Eibhlin. That name came from the Norman French Aveline, and it has long been treated as an equivalent of Helen.
Aileen in 2025
Aileen was given to 340 babies in the United States in 2025, making it the 1,545th most popular name of the year. That is roughly one in every 9,751 babies born.
The history of Aileen
Aileen reached its highest point in 2009, when 685 babies were given the name, ranking 877th that year. Its best-ever ranking was 518th, in 1906.
Across the 146 years of records since 1880, 37,642 babies have been named Aileen. Half of them were born before 1981, which places the name's centre of gravity with Millennials.
Aileen by decade
| Decade | Babies named Aileen | Best rank |
|---|---|---|
| 1880s | 63 | 1,167 |
| 1890s | 332 | 648 |
| 1900s | 818 | 518 |
| 1910s | 2,831 | 522 |
| 1920s | 4,648 | 532 |
| 1930s | 2,157 | 658 |
| 1940s | 1,629 | 925 |
| 1950s | 1,957 | 1,048 |
| 1960s | 2,308 | 1,073 |
| 1970s | 1,781 | 1,166 |
| 1980s | 2,356 | 1,163 |
| 1990s | 3,258 | 914 |
| 2000s | 5,821 | 877 |
| 2010s | 5,360 | 896 |
| 2020s | 2,323 | 1,311 |
Where Aileen is heading
Aileen has fallen 44% over the past decade, from 609 babies in 2015 to 340 in 2025.
Names like Aileen
Names that rose and fell at the same time as Aileen.