Keaghan
- Gender
- Mostly boys
- Say it
- KEE-gun
- Origin
- Irish
Keaghan is a name of Irish origin, meaning “son of the little fiery one”. Too few babies were given it in the latest year to rank.
What does Keaghan mean?
Irish: variant of Keegan, from Mac Aodhagáin
“son of the little fiery one”
A variant spelling of Keegan, an Anglicised form of the Irish surname Mac Aodhagáin.
Is Keaghan a girl's or a boy's name?
In recent years, Keaghan has been given to girls and boys, mostly boys.
How popular is Keaghan in the US?
No boys in the US were given it in 2025, or too few to be listed. Its busiest year was 2009, with 27 boys. It first appears in the records in 1997.
Half of all the boys named Keaghan in the US since 1880 were born between 2006 and 2014, the years shaded on the chart below.
In 2010, 18% of the babies named Keaghan in the US were girls.
Keaghan in the US, year by year
| Year | Boys | Rank |
|---|---|---|
| 2020 | 5 | #12,016 |
| 2019 | 9 | #8,209 |
| 2018 | 13 | #6,341 |
| 2017 | 9 | #8,136 |
| 2016 | 17 | #5,314 |
| 2015 | 13 | #6,320 |
| 2014 | 12 | #6,627 |
| 2013 | 17 | #5,167 |
| 2012 | 15 | #5,714 |
| 2011 | 15 | #5,670 |
| 2010 | 27 | #3,811 |
| 2009 | 27 | #3,829 |
| 2008 | 23 | #4,264 |
| 2007 | 16 | #5,431 |
| 2006 | 13 | #6,090 |
| 2005 | 8 | #8,292 |
| 2004 | 10 | #6,970 |
| 2003 | 12 | #5,870 |
| 2002 | 13 | #5,388 |
| 2001 | 7 | #8,332 |
| 2000 | 12 | #5,581 |
| 1999 | 0 | – |
| 1998 | 6 | #8,472 |
| 1997 | 5 | #9,259 |
Names related to Keaghan
Keagan, Kegan, Kagan, Keagen, Kaegan, Keeghan, Keagon, Keighan
More Irish names
Oscar, Rowan, Rory, Maeve, Finn, Aiden, Ryan, Nolan, Quinn, Orla, Cody, Erin, Ronan, Connor, Declan, Casey
Sources
Figures from Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Keaghan: name meaning, origin and popularity”, https://www.nameling.co.uk/names/keaghan, updated 20 October 2026.