Baby Names Girl Names Meaning of the Name Britannia Updated January 23, 2026 by Jennifer M. Britannia Gender: Female Origin: English Meaning: From Great Britain ♥ Add to my Namelist What is the meaning of the name Britannia? The name Britannia is primarily a female name of English origin that means From Great Britain. People who like the name Britannia also like: Emma, Gianna, Elizabeth, Bella, Amelia, Charlotte, Camille, Brock, Alexander, Jasper, Bryson, Tennyson, Layton, Aiden Names like Britannia: Barton, Britton, Bradwin, Britain, Bradan, Brittania, Brittnee, Brayden, Burton, Braden, Brettney, Brittany, Berdine, Brittney, Broden, Brayton, Bruton, Britney, Braeden, Britany Stats for the Name Britannia Britannia is currently not in the top 100 on the Baby Names Popularity Charts Britannia is currently not ranked in U.S. births