MallowbyNames

Aidyn

AY-din · Little fire; though the spelling is modern, Aidyn is a variant of Aidan, which is derived from the ancient Irish name Aodhán meaning 'little fire'.

2025 rank (boys)
#2,991
Babies named in 2025
41
Peak popularity
2011
2025 frequency
1 in 41,660 boys
Usually for
Boys
Trend
Declining since 2010

Declining since 2010, #2,991 for boys today.

Popularity of Aidyn since 1997

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

121243364200020102020Most births 2011GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1990s1713
2000s4611,531
2010s2802,220
2020s65476

Meaning & origin

Aidyn entered the U.S. naming scene in 1997, a modern respelling of the classic Irish name Aidan. It reached its peak popularity in 2011 and has been on a downward trend since 2010. Today it ranks 2,991, with an incidence of roughly 1 in 41,660 boys. While it has not broken into any state top lists, Aidyn remains a distinct choice for parents drawn to Irish heritage but seeking a contemporary spelling. The name's trajectory reflects broader naming fashions that favor unique letter substitutions, particularly the use of 'y' in place of the traditional 'a' or 'e'.

Aidyn is a modern respelling of Aidan, an anglicized form of the Irish name Aodhán, a diminutive of Aodh, the name of the Celtic god of the sun and fire. The name Aodhán thus translates to 'little fire.' While long used in Ireland and among the Irish diaspora, the Aidyn spelling emerged in American naming patterns around the late 1990s, reflecting a broader trend of substituting 'y' for vowels to create distinctive spellings.

Where Aidyn is most popular

Births per 100,000 boys by state. Press play or drag the slider to watch it move across the decades. The lightest shade means too few recorded births.

2020s
Fewermore per 100k boystoo few births

Nicknames & variants

Nicknames: Aid, Aidy, Ayd

Variants: Aidan, Aiden, Ayden, Aedan

Sibling names for Aidyn

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

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

A is for Aidyn, our favorite little boy.

A is for Aidyn…”

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

Make Aidyn's book

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

Questions parents ask

What does the name Aidyn mean?
Aidyn is a modern spelling of Aidan, which is derived from the Irish name Aodhán, meaning 'little fire.'
How popular is the name Aidyn?
As of 2025, Aidyn ranked 2,991 in the United States, with roughly 1 in every 41,660 newborn boys given the name. Its peak popularity was in 2011.
Is Aidyn a boy's name or a girl's name?
Aidyn is almost exclusively used as a boy's name. It has been recorded as a male name since its first appearance in U.S. data in 1997.