Eilish is of Irish origin and translates to 'pledged to God'. It has gained popularity as a female given name, often used in combination with other names such as Eilish Rose or Eilish Marie. The name has been popularized by figures like singer Billie Eilish, who was born with the full name Billie Eilish Pirate Baird O'Connell. The name Eilish is also reminiscent of the Irish language, adding a touch of cultural charm to its bearer.
The name Eilish has seen varied popularity over the years, with a significant spike in usage from 1993 to 1996, peaking at 35 births in 1996. However, it seems to have become less common since then, with fewer than 20 births per year from 2007 onwards. Interestingly, there was another small peak in recent years, with 17 births in 2018 and 14 in 2019. Overall, the name Eilish has been given to a total of 330 children over the specified period.