Tan Sri Dato' Seri Abdul Jamil bin Abdul Rais (14 January 1912[1]–12 July 1994) is a former Malaysian civil servant who served as Menteri Besar of Selangor and Chief Secretary to the Government of Malaysia.

He received his early education at Hugh Clifford Secondary School, Kuala Kangsar; Malay College Kuala Kangsar (1931), before continuing his studies at Oxford University, England (1952-1953) majoring in agricultural economics.

After independence in 1957, in 1958-1959 Tunku Abdul Rahman chose him to be the Menteri Besar of Selangor.

Jamil Rais as the chairman of the NDPC was commended for his good work in drafting the Malaysia Plan.

Upon his return from the visit, he continued to hold the post of Selangor Menteri Besar.