Worldwide, Kaysi (Kaysi 
) is a rare dominantly girly, but infrequently male first name. The first name Kaysi is habitual in the United States, where it is a very rare mostly female, but infrequently male name, and Turkey, where it is a very rare epicene name. More prevalently, Kaysi is the last name as well as the forename.
Mr, Emma, Emre, Isam, Omer, Moris, Meral, Merve, Melih, Mitch, Mi Ne, Murat, Müge, Saleh, Salem, Selim, Sevgi, Sedat, Seher, Ammar, Ayşe, Aynur, Emel, Esra, Esen, Nuri, Al, Ali, Bã, Matt, Maha, Mert, Sara, Sami, Said, Suat, Ayten, Sema, Arzu, Amal, Adem, Aziz, Kays, Lama, Tuba, Nada, Nora, Noor, Seda, and Aykut