Brennan

Irish

"descendent of the sad one"

Brennan Origin and Meaning

The name Brennan is a boy's name of Irish origin meaning "descendent of the sad one".

Brennan is a winning Irish surname name, more modern than Brian or Brendan, more unusual than Conor and Aidan. The only possible problem with Brennan: people might think you're saying Brendan.

Brennan eased onto the very bottom of the popularity list in 1966, and has pretty much remained in the Top 1000 ever since.

Brennan Rank in US Top 1000

# 990 in the US

Brennan Rank in Nameberry Top 1000

# 934 on Nameberry

Popularity of the name Brennan

• 990 US 2022
• 934 Nameberry 2025
• 21 Unique 2023
• 218 Unisex 2022

20 Names Similar to Brennan

These 20 names were selected by our users that were looking for other names like Brennan.

• Kellen
• Calum
• Kellan
• Callan
• Keenan
• Eliott
• Westley
• Barrett
• Callen
• Keegan
• Leighton
• Ryland
• Blaine
• Niall
• Brodie
• Deacon
• Camden
• Lochlan
• Jenson
• Dillon

Famous People Named Brennan

• Brennan Carroll American football coach; son of coach Pete Carroll
• Brennan Elliott Canadian actor
• Brennan Marcel Williams American pro wrestler and NFL player
• Brennan Philip Boesch American baseball player
• Brennan Evans Canadian ice hockey player
• Brennan Poole American NASCAR driver
• Brennan Newberry American NASCAR driver
• Brennan Kerwin (b. 1995) son of Brian Kerwin & Jeanne Marie Troy
• Brennan Rhys Robinson (b. 2001) son of singer Scott Robinson of boy band 5ive
• John Owen Brennan CIA director
• William Brennan Jr. United States Supreme Court Justice
• Shane Brennan American TV producer
• Brennan Lee Mulligan American comedian, actor, writer, and gamemaster

The name Brennan in Pop Culture

• Brennan Huff character on the film "Step Brothers" played by Will Ferrell
• Ray Brennan character on TV's "Las Vegas"
• "Brennan of the Moor " 1913 film about the title character, a Robin Hood,type hero