Brianna \b-rianna, bri(an)-na\ as a girl's name is pronounced bree-AHH-ah. It is of Irish, Gaelic and Celtic origin, and the meaning of Brianna is "high, noble, exalted". May also possibly mean "strong". A contemporary feminine form of Brian, found occasionally in England since the 16th century. See also Brionna.

Brianna has 45 variant forms: Brana, Breanna, Breanne, Bree, Breeann, Breeanna, Breeanne, Breena, Bri, Bria, Briahna, Briana, Briand, Brianda, Briane, Briann, Brianna, Briannah, Brianne, Brianni, Briannon, Briauna, Briaunna, Brie, Brieann, Brieanna, Brienna, Brienne, Brieon, Brina, Briney, Brinn, Brinna, Briny, Bryana, Bryann, Bryanna, Bryanne, Bryauna, Bryn, Bryna, Brynna, Brynnan, Brynne and Breayanna.

For more information, see also the related name Brenna.

Baby names that sound like Brianna are Brann, Breonna, Breiann, Breiana, Breawna, Breauna, Breann, Breana, Bryonna, Brionne and Briona.