Kirstie \k(i)-rs-tie, kir-stie\ as a girl's name is a variant of Christina (Latin), Kirsten (Scandinavian, Latin) and Kirsty (Scottish), and the meaning of Kirstie is "follower of Christ".
The baby name Kirstie sounds like Kirstin, Kirstine, Kirsti and Kirstee. Other similar baby names are Krystie, Kristie, Khristie, Kirsi, Kyrstin, Kirstyn, Kirsteen, Kierstin, Kerstin and Keirstin.