Syed Omar bin Ali Aljunied (b. 1792, Hadhramaut, Yemen–d. 6 November 1852, Singapore) was a wealthy merchant and philanthropist who came to Singapore shortly after Stamford Raffles set up a trading post on the island in 1819. He contributed to the development of ...

Manasseh Meyer (Sir) (b. 1846, Baghdad, Iraq–d. 1 July 1930, Singapore) was a pioneer Jewish businessman, community leader and philanthropist who was responsible for the building of Maghain Aboth Synagogue on Waterloo Street and Chesed-El Synagogue at Oxley Rise. ...

Syed Omar bin Mohamed Alsagoff (b. 1852, Singapore–d. 18 May 1927, Soekaboemi, Java), was the head of Alsagoff and Co. Ltd. and leader of the local Mohamedan community.

Syed Ibrahim bin Omar Alsagoff (Dato) (b. 28 April 1899, Mecca–d. 20 July 1975, Singapore), popularly known as S. I. O. Alsagoff, was the head of local Arab companies – Alsagoff & Co. and S. O. Alsagoff. He was also the consul for several Arabic countries, as well ...