Boy Name · Irish Origin
Declan
Last reviewed: June 2026
Considering Declan? It is a boy name whose meaning is "Full of goodness", rooted in Irish naming tradition, and ranks in our Rare popularity tier. Phonetically it shares territory with Dejuan.
Names like Declan
Frequently asked about Declan
What does the name Declan mean?
Declan means "Full of goodness" and is of Irish origin.
What is the origin of Declan?
Declan originates in Irish naming tradition.
How do you pronounce Declan?
Declan has 6 letters and is most commonly stressed on the first syllable.
Is Declan a boy's or girl's name?
Declan is primarily used as a boy's name in US records.
How popular is Declan in 2026?
In our 2026 popularity tracker, Declan sits in the Rare tier — an uncommon, standout choice.
What names are similar to Declan?
Names that share Declan's sound and style include Dejuan, Desean, Dequan, Dustan, Demian.