Billie
unisexBIL-ee
“resolute protector”
Popularity Over Time
Births per million by decade (SSA data, 1960s–2020s)
The Story
The name Billie has roots that trace back to the English diminutive of William, which means 'resolute protector.' Historically, it has been embraced by both genders, lending a playful yet strong vibe. Modern parents are drawn to Billie for its vintage charm and unisex appeal, making it a perfect choice for a child who is destined to stand out in a crowd.
Names That Vibe With Billie
Billie Appears in These Lists
Vintage Revival
Old-fashioned names making a stunning comeback. Think grandparent-chic meets modern cool.
Rising Stars 2026
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Whimsical & Playful
Names that sparkle with joy and imagination. Light, fun, and full of personality.
Cottagecore
Soft, pastoral names that evoke wildflower meadows and country lanes. Cozy meets charming.
Unisex Names
Beautiful names that work for any gender. Modern, inclusive, and endlessly versatile.