Kortnie \k(o)-rt-nie, kor-tnie\ as a girl's name.
The baby name Kortnie sounds like Kourtnie, Kortni and Cortnie. Other similar baby names are Fortnie, Koryne, Korinne, Korynne, Korine, Cornie, Kourtnee, Kortney, Courtnie, Cortnee and Fortnee.