Brettney \b-rett-ney, br(et)-tney\ as a girl's name is a variant of Brittany (Latin), and the meaning of Brettney is "from Brittany or Great Britain".

The baby name Brettney sounds like Brittney, Bryttney and Brettiney. Other similar baby names are Brette, Brettany, Britney, Brittnee, Bryttnee, Brittny, Brittnea, Brittne, Brittiney, Britteney, Brittaney, Britiney, Brettnie, Bretteny and Bretny.