MallowbyNames

Nio

NEE-oh · Of uncertain origin; possibly a modern invented name or a variant of Neo.

2025 rank (boys)
#9,714
Babies named in 2025
7
Peak popularity
2021
2025 frequency
1 in 244,011 boys
Usually for
Boys
Trend
Declining since 2022

Declining since 2022, #9,714 for boys today.

Popularity of Nio since 2011

Babies named Nio per year in U.S. Social Security records.

611172020Most births 2021Boys
Data table (by decade)
DecadeBoys
2010s39
2020s72

Meaning & origin

Nio is a modern and rare name, first recorded in 2011. It reached its peak popularity in 2021 but has been declining since 2022. In 2025, it ranked 9714th, with an occurrence of 1 in 244,011 boys. Its etymology is uncertain; it may be a respelling of Neo, from the Greek for 'new', or a purely invented name. The name has not appeared in any top state rankings, reflecting its very limited geographic spread. Nio appeals to parents seeking a short, distinctive, and contemporary-sounding name.

Nio is a modern name that first appeared in U.S. records in 2011. It may be a respelling of Neo, which itself is derived from the Greek prefix 'neo-' meaning 'new'. Alternatively, it could be an invented name created for its short, striking sound. Its usage remains rare.

Nicknames & variants

Variants: Neo

Sibling names for Nio

Names that share Nio's style, for a brother or sister.

Sisters: Nova, Luna, Zara, Mira, Kai

Brothers: Leo, Noah, Theo, Ezra, Milo

A parent animal hugging its little one, the personalized name page

N is for Nio, our favorite little boy.

N is for Nio…”

In a Mallowby alphabet book, Nio's letter becomes Nio's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Nio's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Nio mean?
The meaning of Nio is uncertain. It may be a variant of Neo, meaning 'new', or a modern invented name.
How popular is the name Nio?
Nio is extremely rare. In 2025, it ranked 9714th, with only 1 in 244,011 boys given the name.
Is Nio a boy's or girl's name?
Nio is primarily used for boys, though it could be considered unisex.