Mohamed Taib bin Besar (1916 – 22 January 1974) was a Labuan-born magistrate and civil servant in the government of Brunei who took office as the State Secretary from 1967 to 1969,[1] and Acting Land Commissioner from 1961 to 1962.

[5] He began his career in the government of Brunei as a clerk at the British Resident's Office in October 1934 and transferred to the Public Works Department (PWD) in January 1935.

[11] On behalf of Menteri Besar Marsal Maun, Taib launched the Brunei State Scout camp at Gadong Estate on 19 June 1965.

[12] In March 1966, he led a Bruneian delegation consisting of Pengiran Yusuf, Mohd Salleh and J. S. Gould to the Asian Conference for Children in Bangkok.

Upon his actual retirement on 23 July 1969, he had completed 36 years of service with the government and was temporarily succeeded by Acting State Secretary Pengiran Abdul Momin.

[4] During his time in office, he represented Brunei at many international conferences and made great efforts to improve the public image of his country and its inter-ethnic citizenry.