MallowbyNames

Keynan

KEE-nun · of uncertain origin; possibly a variant of Keenan

Peak popularity
1997
Usually for
Boys
Trend
Holding steady

Holding steady.

Popularity of Keynan since 1972

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

71320198020002020Most births 1997Boys
Data table (by decade)
DecadeBoys
1970s6
1980s6
1990s117
2000s122
2010s91
2020s13

Meaning & origin

Keynan is a modern spelling of the Irish surname Keenan, which itself comes from the Gaelic Ó Cianáin. The name first appeared in U.S. records in 1972, and its usage peaked in 1997. Though it has never ranked in the top 1,000, Keynan has maintained a steady presence over the decades, reflecting a broader trend of Irish-inspired names in American culture. Its trajectory is stable, with no dramatic spikes or declines, suggesting it remains a quiet choice for parents seeking a distinctive yet familiar-sounding name. Keynan has not been strongly associated with any particular state, giving it a broad, national appeal.

Keynan is likely a modern spelling variant of Keenan, which is an Anglicized form of the Irish surname Ó Cianáin, meaning 'descendant of Cianán'. Cianán is a diminutive of the Old Irish name Cian, meaning 'ancient' or 'enduring'. The name has been used occasionally in the United States since the 1970s, possibly influenced by the popularity of similar-sounding names like Keegan and Kieran.

Keynan” around the world

Where Keynan lands in the latest official birth statistics abroad, matched to the U.S. spelling.

  • France

    10

    babies in 2024

Sources: INSEE (France).

Nicknames & variants

Nicknames: Key, Ken, Kenny

Variants: Keenan, Kienan, Kenan

Sibling names for Keynan

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

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

K is for Keynan, our favorite little boy.

K is for Keynan…”

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

Make Keynan's book

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

Questions parents ask

What does the name Keynan mean?
The meaning of Keynan is uncertain. It is likely a variant of Keenan, an Irish name derived from Ó Cianáin, meaning 'descendant of Cianán', where Cianán is a diminutive of Cian, meaning 'ancient' or 'enduring'.
How popular is the name Keynan?
Keynan has never ranked in the top 1,000 U.S. baby names. It reached its peak popularity in 1997, but even then it remained uncommon. As of 2025, its usage is stable.
Is Keynan a boy or girl name?
Keynan is predominantly used as a boy's name.