The meaning of the name Brenna is Sword. The origin of the name Brenna is American. This is the culture in which the name originated, or in the case of a word, the language.
Variation of the name Brenda. Also a feminine form of Brendan or Brennan, an Irish name from Welsh brenhin meaning 'prince'
Brenna is on 2,375 BN name lists Brenna is currently not ranked on the BN charts Brenna is currently #994 in U.S. births
Brenna 
