Zubir Said (b. 22 July 1907, Bukittinggi; d. 16 Nov 1987, Singapore) is the composer of Singapore's national anthem Majulah Singapura (Onwards Singapore!), and the beloved Children's Day song Semoga Bahagia (May Ye be Happy). He was a composer and musician of the highest order, with his heart and artistic work firmly rooted in the Malay world. He was awarded the ASEAN Cultural and Communications Award in 1987, the Jawasan Seni (Contributor to Arts) in 1971, the Bintang Bakti Masyarakat (Service Star) and the Sijit Kemuliaan (Cerificate of Honour) in 1963.
A short biography can be found here.