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Updated February 14, 2024

Table of contents

Boy name origins & meanings

  • Greek : Messenger

What does Declan mean and stand for?

The name Declan is of Greek origin and means "messenger". It is the Anglicized form of the Irish name Deaglán.

Syllables: 2

Boy name variations

How Popular Is The Name Declan

Famous people who gave their babies this name


According to Social Security Administration data, Declan enjoyed a brief stint in the top 100, at 95, in 2019. It has since fallen slightly in popularity, but remains in the top 120.

However, it is the 5th most popular name on

According to Google search data analysis, in the last five years Declan was at its peak popularity in December 2018.

Declan was the saint who brought Christianity to Ireland, preceding Saint Patrick. It is also the first name of Elvis Costello. Declan has been chosen for characters in Revenge, Hollyoaks, and Family Affairs.

Where is it Popular?

Declan was searched for most often in the following states:

Nicknames for Declan

  • Dec
  • Dee
  • Dex
  • Lan

Pairs well with these middle names


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