Billie
Billie is a girl name of English origin meaning “Resolute protector”, pronounced BIL-ee. It ranked #691 in the United States in 2025, given to 409 babies, and peaked at #79 in 1930. Common nicknames: Bill, Bee, Billz.
How popular is Billie in the United States?
Data: U.S. Social Security Administration (SSA). Based on all Social Security card applications for births in the United States.
What does Billie mean, and where does it come from?
Billie is the feminine form of Billy, itself short for William — Germanic wil, "will," and helm, "helmet" — and it has been given to American girls since the 1880s. It peaked in 1930, at the height of a fashion for boyish nicknames on girls, and then all but disappeared for fifty years. Its return is recent and steep, driven by Billie Eilish, who carries it as a genuine first name rather than a stage name. The earlier Billies are formidable company in their own right: Holiday, Burke, Billie Jean King.
Variations & Nicknames
Variations
Nicknames
Famous People Named Billie
- Billie Holiday — American jazz singer, one of the most influential vocalists of the twentieth century
- Billie Jean King — American tennis champion and campaigner for equal pay
- Billie Eilish — American singer and songwriter
- Billie Piper — English actress and singer
Similar Names to Billie
If you like Billie, you might also consider these names with a similar feel.
Sibling Name Ideas for Billie
Looking for names that pair well with Billie? Here are some sibling name suggestions that share a similar style and feel.
Frequently Asked Questions
What does the name Billie mean?
Billie is a girl name of English origin meaning "Resolute protector." Billie is the feminine form of Billy, itself short for William — Germanic wil, "will," and helm, "helmet" — and it has been given to American girls since the 1880s. It peaked in 1930, at the height of a fashion for boyish nicknames on girls, and then all but disappeared for fifty years.
How do you pronounce Billie?
Billie is pronounced BIL-ee. Common variations include Billy, Billi, Bille.
Is Billie a girl name?
Yes, Billie is traditionally a girl name. Popular nicknames include Bill, Bee, Billz.