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The short answer
Keegan is a masculine name used in English. Behind the Name describes it this way: "From an Irish surname, the Anglicized form of Irish Gaelic Mac Aodhagáin, which was derived from the given name Aodhagán, a double diminutive of Aodh." It ranked #621 for boys in the United States in 2025.
Meaning and etymology
According to Behind the Name, from an Irish surname, the Anglicized form of Irish Gaelic Mac Aodhagáin, which was derived from the given name Aodhagán, a double diminutive of Aodh. The entry lists its usage as English.
Editorial confidence: likely
Popularity
Keegan ranked #621 for boys in the United States in 2025. The figure comes from the Social Security Administration's national file for that year.
| Region | Year | Rank | Source |
|---|---|---|---|
| United States | 2025 | #621 | ssa-2025 |
If you like this name
Names that Behind the Name files under the same origin (English) and that sit near Keegan in the 2025 American rankings.
Similar by origin
Frequently asked questions
What does the name Keegan mean?
Behind the Name does not give Keegan a one-word meaning. It describes the name as follows: from an Irish surname, the Anglicized form of Irish Gaelic Mac Aodhagáin, which was.
Is Keegan a popular name?
Keegan ranked #621 for boys in the United States in 2025. (Social Security Administration data).
Is Keegan a boy's or a girl's name?
In the 2025 SSA data Keegan appears in the boys' list; Behind the Name labels it masculine.
Sources
- Behind the Name: Meaning, origin and history of the name Keegan — supports meaning, usage, pronunciation, variants.
- U.S. Social Security Administration: Popular Baby Names — national data, year of birth 2025 — supports popularity.
