Pronunciation
Day-glawn (Declan: Deck-lan)
Meaning
An ancient Irish saint’s name, thought to contain an element meaning good. Its full literal meaning is not established
Alternate spellings
Declan
Fun fact
Déaglán is the Irish form behind Declan, and it has a lovely Waterford connection. Saint Declan is associated with Ardmore, where his feast day is celebrated on 24 July.
Popularity in Ireland
Figures for the spelling Déaglán, Republic of Ireland.
The CSO only publishes names given to three or more babies in a year. “Less than 3” means zero, one or two babies, and these years appear as gaps on the graph.
Number of babies registered each year
Less than 3 babies were registered with this spelling in each of these years.
From 2018, spellings with and without fadas are counted separately. Earlier figures group these spellings together, so the graph has a break at 2018.
View yearly figures
| Year | Babies named | Rank |
|---|---|---|
| 2025 | Less than 3 | - |
| 2024 | Less than 3 | - |
| 2023 | Less than 3 | - |
| 2022 | Less than 3 | - |
| 2021 | Less than 3 | - |
| 2020 | Less than 3 | - |
| 2019 | Less than 3 | - |
| 2018 | Less than 3 | - |
| 2017 | Less than 3 | - |
| 2016 | Less than 3 | - |
| 2015 | Less than 3 | - |
| 2014 | Less than 3 | - |
| 2013 | Less than 3 | - |
| 2012 | Less than 3 | - |
| 2011 | Less than 3 | - |
| 2010 | Less than 3 | - |
| 2009 | Less than 3 | - |
| 2008 | Less than 3 | - |
| 2007 | Less than 3 | - |
| 2006 | Less than 3 | - |
| 2005 | 3 | #518 |
| 2004 | Less than 3 | - |
| 2003 | Less than 3 | - |
| 2002 | Less than 3 | - |
| 2001 | Less than 3 | - |
| 2000 | Less than 3 | - |
| 1999 | 3 | #379 |
| 1998 | Less than 3 | - |
| 1997 | Less than 3 | - |
| 1996 | 3 | #369 |
| 1995 | Less than 3 | - |
| 1994 | Less than 3 | - |
| 1993 | Less than 3 | - |
| 1992 | Less than 3 | - |
| 1991 | Less than 3 | - |
| 1990 | Less than 3 | - |
| 1989 | Less than 3 | - |
| 1988 | Less than 3 | - |
| 1987 | Less than 3 | - |
| 1986 | Less than 3 | - |
| 1985 | Less than 3 | - |
| 1984 | Less than 3 | - |
| 1983 | Less than 3 | - |
| 1982 | Less than 3 | - |
| 1981 | Less than 3 | - |
| 1980 | Less than 3 | - |
| 1979 | Less than 3 | - |
| 1978 | Less than 3 | - |
| 1977 | Less than 3 | - |
| 1976 | Less than 3 | - |
| 1975 | Less than 3 | - |
| 1974 | Less than 3 | - |
| 1973 | Less than 3 | - |
| 1972 | Less than 3 | - |
| 1971 | Less than 3 | - |
| 1970 | Less than 3 | - |
| 1969 | Less than 3 | - |
| 1968 | Less than 3 | - |
| 1967 | Less than 3 | - |
| 1966 | Less than 3 | - |
| 1965 | Less than 3 | - |
| 1964 | Less than 3 | - |
Source: CSO, Irish Babies’ Names, tables VSA50 and VSA60. Latest year: 2025.