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Names Starting With D
BoyIrish#120 in 2025

Declan

Declan is a boys' name of Irish origin meaning “full of goodness.” It ranked #120 in the United States in 2025. From the Irish Deaglán, possibly meaning full of goodness.

how do you pronounce Declan?

DEK-lan

Hear it spoken aloud with our AI pronunciation tool.

what does Declan mean?

The name Declan means “full of goodness.” It comes from the Irish language tradition.

From the Irish Deaglán, possibly meaning full of goodness. Saint Declan of Ardmore was a 5th-century Irish bishop said to have preached Christianity in Ireland before Saint Patrick.

how popular is this name?

#143
2020
#135
2021
#129
2022
#124
2023
#120
2024
YearRank
2024#120
2023#124
2022#129
2021#135
2020#143

Source: SSA National Baby Names Dataset

who are famous people named Declan?

  • Declan McManus (Elvis Costello)
  • Declan Donnelly

what names are similar to Declan?

Last reviewed April 30, 2026 · Curated by HushName editorial

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