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Teagan

♀ Girl

Pronounced TEE-gun /ˈtiː.ɡən/High

Meaning: From the Irish Tadhgan, a diminutive of Tadhg (poet), or from Welsh 'teg' (beautiful, fair) — meaning 'little poet' in Irish or 'attractive, fair' in Welsh.High

In 30 seconds: Teagan is a lyrical Celtic name meaning 'little poet' in Irish or 'beautiful' in Welsh. Its dual Celtic heritage and sweet sound have made it a rising favorite for girls in the English-speaking world.
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Origin HighIrish Gaelic, Welsh
MeaningFrom the Irish Tadhgan, a diminutive of Tadhg (poet), or from Welsh 'teg' (beautiful, fair) — meaning 'little poet' in Irish or 'attractive, fair' in Welsh.
U.S. rank (2025)#341 ↘ Falling
2025 U.S. births894 girls (0.05% of U.S. girls)
Peak year2016
Total births (all-time)≈ 29,409

Popularity in the U.S. · SSA data

peak 201619792025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

History & Origin

Teagan derives from the Irish Gaelic Tadhgan, a diminutive of Tadhg, meaning 'poet' or 'philosopher'. An alternative derivation traces it to the Welsh word teg, meaning beautiful or fair. Both etymologies lead to appealing meanings, and the name straddles Hiberno-Celtic and Brythonic Celtic traditions.

Teagan was primarily an Irish and Welsh name until the late twentieth century, when it crossed into mainstream English-speaking usage in the United States, Canada, and Australia. It has been used for both boys (in Ireland) and girls (in North America), with the crossover to girls firmly established by the 2000s. Today Teagan ranks in the US top 200 girls' names, appreciated for its Celtic credentials and melodic two-syllable sound.

Did you know? Tadhg — the Irish root of Teagan — was so common in medieval Ireland that English speakers couldn't pronounce it and nicknamed every Tadhg 'Thaddeus' or simply 'Tim', leading to the derisive English phrase 'every Tom, Dick, and Harry' having an Irish cousin in 'every Tadhg, Dick, and Harry'.
Overall data confidence 85%
MacLysaght, Edward. The Surnames of Ireland — Irish Gaelic Tadhg and its diminutiveSocial Security Administration Name Data — US popularity and gender distribution for Teagan

Variations

TeganTeaghanTeagen

Nicknames

TeaTee

Famous Bearers

  • Famous bearers coming soon.

If you like Teagan…

Reagan— two-syllable Celtic surname name with the same -egan ending and comparable rise to girls' name status
Keagan— two-syllable Irish Gaelic name with the same -agan ending and Celtic heritage
Regan— two-syllable Irish name with the same ending sound and parallel modern popularity trajectory

Frequently Asked

What does the name Teagan mean?

Teagan means 'little poet' from Irish Gaelic (diminutive of Tadhg, poet) or 'beautiful' from Welsh teg.

How do you pronounce Teagan?

Teagan is pronounced TEE-gun (/ˈtiː.ɡən/), two syllables with stress on the first.

Is Teagan a boy or girl name?

Teagan is used for both genders but is predominantly a girl's name in current US usage.

How popular is Teagan?

Teagan ranks in the US top 200 girls' names and is growing in Canada and Australia as a Celtic alternative to Megan and Reagan.