Samih Onsi Sawiris (Arabic: سميح أنسي ساويرس, Montenegrin: Samih Onsi Saviris / Самих Онси Савирис; born in 1957) is an Egyptian-Montenegrin businessman and billionaire and the second of three sons of Onsi Sawiris, the other two being Naguib Sawiris and Nassef Sawiris. He is the former executive chairman of the board of directors and CEO of Orascom Development Holding AG. As of 2015 his net worth was estimated at US$850 million, which at the time made him the 26th richest person in Africa.