Family name Kairul (Kairul 
) , all around the world, is a rare last name. The surname Kairul is characteristic of Malaysia, where it is a rare surname, Oman, and Saudi Arabia, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Malaysia, Bangladesh, and Indonesia. More frequently, Kairul is the forename as well as the last name.
Man, Putri, Lizam, Janar, Nisha, Nizam, Nesha, Haque, Hoque, Fahmi, Islam, Ikwan, Zaman, Mondal, Annuar, Ab Ladis, Bashar, Laskar, Yaacob, Khairul, Ibrahim, Choudhury, Basar, Barbhuiya, Azman, Ahmad, Ali, Kai, Rul, Nua, Shah, Sekh, Alam, Alom, Anam, Amin, Azmi, Koha, Khan, Naim, Nisa, Izan, Umam, Malek, Sheik, Anuar, Anwar, Azhar, and Kalaisevi