Family name Roushan (Roushan 
) , across the world, is quite a rare surname. The surname Roushan is habitual in United Arab Emirates, where it is a rare surname, Bangladesh, and India. Not in comparison with a country's population, it is commonest in Southern Asia, particularly India, Bangladesh, and Iran. More prevalently, Roushan is the forename as well as the last name.
| mirza abdul karim roushan Iranian mystic, philosopher and jurist, IR (b. 1903) |
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| rahul roushan Indian businessman, IN (b. 1980) |
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| zahra atrkar roushan researcher ORCID ID = 0000-0001-8687-1242 |
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| pedram roushan researcher |
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| tahere azimi roushan Ph.D. University of Mazandaran 2019 |
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| mohammad reza hasanjani roushan researcher (ORCID 0000-0002-8097-5881) |
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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