How Common is the First Name Gillian?
We estimate that there are 15,642 people named Gillian who are currently alive and were born in the United States. Gillian is the 1,057th most common for women, and the 1,847th most common overall.
How Old are People Named Gillian?
The average person named Gillian is 29.02 years old.
Is Gillian a Popular Baby Name Right Now?
51 people named Gillian were born in the U.S. in 2024. It was the 3,110th most popular name for girls, and the 5,521st most popular overall.
The popularity of Gillian peaked in 1999, when it was the 303rd most popular name for baby girls.
Is Gillian a Boy's Name or a Girl's Name?
Gillian is almost exclusively a female name. 99.6% of people named Gillian are female.