The first name Isobelle

In 2025, 19 girls were named Isobelle, making it the 1,584th most popular girls’ name. It peaked in 2009, with 181 births (#265).

Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Isobelle with other names.

In 2025, 7 girls born in the United States were named Isobelle, the 12,419th most popular girls’ name that year. It was used most in 2008, when 8 were.

US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.

Nicknames for Isobelle

• Izzy

• Isobelle Molloy
  English child actress, born 2000
• Sia
  Australian singer and songwriter (born 1975)

How popular is the name Isobelle?

In 2025, 19 girls born in England and Wales were named Isobelle, ranking 1,584th. Its peak was 2009, with 181 births.

What are nicknames for Isobelle?

Common nicknames for Isobelle include Izzy.

Is Isobelle a boy's or a girl's name?

Mostly a girl's name: 100% of the 106 US babies named Isobelle since 1880 were girls.

When was Isobelle most popular?

2008 in the United States, when 8 babies were named Isobelle, its highest rank at 13,060th.

What name is Isobelle a form of?

Isobelle is a form of Isabel.