Cosette
A girls’ name of French origin, meaning a form of Cosima; victorious; little thing.
Babies a year
121
the US, 2017
Rarity
Rare
among names in use
US popularity
—
outside the top 1000
UK popularity
#5927
3 babies
In 2025, 3 babies in England and Wales were named Cosette. In the US, 121 were, though that figure is from 2017 — the most recent full year we hold.
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