Globally, Caisin (Caisin 
) is a very rare largely male, but uncommonly female given name. The first name Caisin is habitual in Northern Europe, particularly Sweden, where it is a rare boy's name. Much more frequently, Caisin is the last name as well as the forename.
Mr, Anibal, Adelia, Romina, Daniel, Daiana, Nelida, Elcira, Viorel, Serghei, Liliana, Tatiana, Natalia, Nadejda, Valeriu, Vitalii, Iuliana, Steliana, Reinaldo, Gheorghe, Leonardo, Margareta, Andrei, Alexia, Sergiu, Miriam, Eva, Ion, Anna, Luis, Jose, Igor, Olga, Maria, Marga, Maira, Alexandru, Alina, Artur, Denis, Diana, Diego, Lidia, Lurii, Elena, Erica, Iurii, Iurli, Angel, and Maximiliano