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What does Brennan mean?

Brennan Pronunciation of Brennan [bren-nan] as a girls' name (also used more generally as boys' name Brennan) is of Irish and Gaelic origin, and the meaning of Brennan is "descendant of Braonán". Transferred use of the surname. Braonán is a personal name meaning "moisture, drop" or may also be a contracted form of Brendan.

Affiliated girl name: Brenna.

Associated with: irish, surname.


Creative forms:
(female) Bernan, Brinan, ..

(male) Brenen, Brennal, ..

Middle name pairings:
Brennan Jennifer (B.J.), ..

How popular is Brennan?

Brennan is a rare given name for females but a very popular last name for both adults and children (#642 out of 150436, Top 1%). (2000 U.S. Census)

Brennan entered the list in 1994 and reached its top position of #1865 in the U.S. then, but is not listed currently. (2015 Birth Statistics)

Top 2000 baby names ranking of Brennan name in U.S.

Top 100 baby names ranking of Brennan outside U.S.

Which version is better?

with similar and related girl names. The only other popular varying form of Brennan rated in the Top 2000 is Brenna (#795 from recent data). These relations of Brennan were favored as birth names in the year 1995 (usage of 0.1%) and are now much less conventional.

Top 2000 baby names ranking of Brennan, Brenna in U.S.

Top 100 baby names ranking of Brennan and related baby names outside U.S.

Similar Names

Brennan is pronounced similarly to Branwen, Brenyn, Briannon, Bronwen, Bronwin, Bronwyn and Brynnan. Other suggested similar names are Benni, Benny, Berna, Bethan, Betsan, Bonnin, Brana, Branda, Brandin, Brandyn, Branka, Brann, Brannde (see Brandy), Branndi, Brea, Breah, Breana, Breanda, Breann, Breanna, Breawna, Breda, Breea, Breean, Breeana, Breeann, Breeanna, Breehan, Breen, Breena, Breiana, Breina, Bren, Brenda, Brendah, Brendie, Brendyl, Brenee, Brenn, Brennah, Brennda (see Brenda), Brenndah (see Brenda), Brenne, Breona, Breonda, Breonna, Bretny (see Brittany), Brettany, Briana, Briann, Brianna, Brieanna, Brienna, Brienne, Brinda, Brinna, Brittan, Brogan, Bronnie, Bryana, Bryann, Brynda, Brynn, Brynna, Brynne, Bryonna, Buena and Shannan. These names tend to be more frequently used than Brennan.

See names
in meaning and etymology.