Declan

Boy · Irish Gaelic

Declan

Say it: DEK-lun

Try it with your surname

Meaning

An Anglicized form of Irish Deaglán, the name of an early Irish saint; its meaning is unknown, and the popular 'full of goodness' is not supported.

Uncertainseveral explanations, none settled.

A traditional Irish saint's name that spread in the US from the 1990s.

Its wave through time

In the United States

012318801900192019401960198020002020Peak 2019per 1,000 babies of that sex
  • 43,610 babies given this name since 1951
  • At its height in 2019, about 1 in 451 boys
  • 3,607 babies in 2020

Through the ages

  1. The Early Middle Ages400 to 800
  2. The Modern Age1880 to today

Used by

IrishAmerican

The family of the name

IrishDeaglán

Famous bearers

  • Saint Declan of Ardmore, early Irish saint

Names worth a look

Where this comes from

  • Lives of the saints and early Christian martyrologies
  • Calendars of saints and name days
  • United States Social Security birth records, 1880 to today source
  • United States Social Security birth records, 1880 to today source

Meanings and histories are compiled from the study of names and their languages and checked by a second review.

Meanings and histories are drawn from the study of names and their languages, each with a confidence rating; popularity figures come from official birth records. Name histories are a living field: if you know of a correction, we would be glad to hear it.