Last name Ainul (Ainul 
) , all around the world, is quite a common family name. The family name Ainul is habitual in Qatar, where it is quite a rare surname, Oman, and Indonesia. Measured by absolute frequency, it most frequently occurs in India, Indonesia, and Bangladesh. More frequently, Ainul is the forename as well as the last name.
Mia, Husna, Fitri, Islam, Yakin, Yaqin, Mandal, Mondal, Sarkar, Saiekh, Shaikh, Ansari, Biswas, Khatun, Laskar, Yaqien, Mardiah, Khatoon, Hossain, Mardiyah, Mardhiah, Mohammed, Hoque, Mardhiyah, Haque, Hayat, Ali, Kha, Hak, Haq, Miah, Miya, Shah, Sekh, Bari, Bibi, Khan, Nesa, Hoda, Huda, Molla, Momin, Miyan, Sheik, Nisha, Nesha, Hasan, Hakim, and Barbhuiya