Sir Manasseh Meyer (1846 – 1 July 1930) was an Iraqi-born businessman, philanthropist and activist who was both a leader and benefactor of the Jewish community in Singapore.

[3] The firm grew to dominate all trade with India, linked by the two then flourishing Baghdadi Jewish communities of Calcutta and Singapore.

Raphael Sassoon, born in Aleppo, and another Jewish pioneer was his partner in the firm and later also jointly a trustee of Maghain Avoth Synagogue on the island.

Meyer remained closely tied to the Jewish religious establishment in Baghdad and underwrote the publication of one of the books of Rabbi Joseph Hayyim, known as the Ben Ish Hai, to whom he looked as his spiritual mentor.

[6] During his lifetime the proto-Zionism of the Baghdadi religious establishment such a shame the Ben Yish Hai was transferred into active support for the Zionist movement founded by Theodor Herzl.

[6] In 1922 he hosted Albert Einstein as he travelled through the Baghdadi Jewish communities of Asia seeking financial support for the Hebrew University of Jerusalem.

[6] Comparing him to the ancient Greek ruler renowned for his wealth Albert Einstein described Meyer as such: Croesus is still a slender, upright eighty year old man with a strong will.

[2] Manasseh Meyer was survived by three sons; twins Isaac and Jacob, and Reuben, and four daughters; Hannah, Rama, Rachel and Mozelle.

The Sir Manasseh Meyer International School, originally named the Ganenu Learning Centre, was renamed in his honour in 2008.

[8] The Manasseh Meyer Building, which was constructed by Mayer in the 1920s, is currently part of the National University of Singapore's Bukit Timah campus.