Sidney
A unisex name of Old English origin, meaning wide meadow; from st. denys.
Babies a year
247
England and Wales, 2025
Rarity
Uncommon
among names in use
US popularity
—
outside the top 1000
UK popularity
#203
247 babies · up from #220
In 2025, 247 babies in England and Wales were named Sidney. In the US, 401 were, though that figure is from 2017 — the most recent full year we hold. Its US peak was 1,878 in 1918.
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