Across the world, Roushan (Roushan 
) is a common unisex first name. The given name Roushan is habitual in India, where it is quite a rare gender-neutral name, Qatar, where it is quite a rare masculine name, and Syria, where it is a rare feminine name. Measured by absolute frequency, the name is most common in Southern Asia, particularly India, Bangladesh, and Nepal. Much less frequently, Roushan is the last name as well as the forename.
Sah, Verma, Yadav, Mandal, Mishra, Sharma, Ansari, Bharti, Khatun, Kumari, Pathak, Pandey, Paswan, Prasad, Pravin, Ranjan, Thakur, Tiwari, Zameer, Khatoon, Khaatun, Parween, Jahan, Praveen, Gupta, Begum, Ali, Ara, Ram, Raj, Ray, Roy, Das, Jha, Alam, Aara, Bibi, Khan, Devi, Jaha, Tara, Mahto, Singh, Sinha, Anand, Ahmed, Begam, Kumar, and Choudhary