Deaglan: Meaning, Pronunciation and Origin
Deaglan is an Irish boy's name meaning “full of goodness.” Here’s how to say it, where it comes from, and names that go well with it.
Updated September 2026
- Meaning
- Full of goodness
- Gender
- Boy
- English forms
- Declan
How do you pronounce Deaglan?
Deaglan is pronounced DECK-lan. It has two syllables, with the stress on the first.
What does Deaglan mean?
From dag “good” and lan “full” suggesting “full of goodness.” St. Declan was the founder of a monastery at Ardmore in County Waterford and may have preached in Ireland before the arrival of St. Patrick. Many miracles are attributed to a rock on the beach at Ardmore known as St. Declan’s Stone. According to legend, on a trip back from Wales one of his disciples, Runanus, forgot Declan’s sacred bell. But a prayer from Declan and, miraculously, the stone carried the bell over the waves back to Waterford.
How popular is Deaglan in Ireland?
Deaglan wasn't in the 2025 tables, which list names given to at least three babies. It was last recorded in 2005, when 3 baby boys got the name. It was most popular in 1996, when 3 baby boys were named Deaglan, No. 369 that year. The most babies got the name in 2005: 3. It first appears in the records in 1996, with 3 baby boys.
See the numbers by year
| Year | Babies | Rank |
|---|---|---|
| 2005 | 3 | No. 518 |
| 1999 | 3 | No. 379 |
| 1996 | 3 | No. 369 |
Deaglan in Ogham
Ogham is the oldest way of writing Irish. It was carved along the edges of standing stones, mostly between the 4th and 6th centuries, and read from the bottom up. In later tradition each letter was named after a tree or plant. Here’s Deaglan, letter by letter.
- DDair, oak
- EEadhadh, aspen
- AAilm, pine
- GGort, ivy
- LLuis, rowan
- AAilm, pine
- NNion, ash
Write any name in Ogham with our Ogham translator
Names that go with Deaglan
Questions about Deaglan
- How do you pronounce Deaglan?
- Deaglan is pronounced DECK-lan. Two syllables, stress on the first.
- What does Deaglan mean?
- Deaglan means “full of goodness.”
- Is Deaglan a girl's name or a boy's name?
- Deaglan is a boy's name.
- What is Deaglan in English?
- The English form of Deaglan is Declan.