This article lists important figures and events in Malaysian public affairs during the year 1977, together with births and deaths of notable Malaysians. MAS Flight 653 was hijacked and crashed in Johor on 16 December, killing 100 people.
24 January – Former Selangor Menteri Besar, Datuk Harun Idris was found guilty and sentenced by the High Court to six months jail for forgery and fined RM 15,000 or six months jail for abetting criminal breach of trust involving nearly RM 6.5 million worth of Bank Rakyat's stocks and shares
15 August – Communist Party of Malaya (CPM) assault group launched an ambush on the East–West Highway from Gerik, Perak to Jeli, Kelantan. Five soldiers from the 11th Battalion of the Askar Wataniah (Territorial Army) were ambushed by 30 Communist terrorists during left Post 8 for Post 5 on patrol and to obtain supplies.
Malaysia was only formed on September 16, 1963. Prior to that date, Peninsular Malaysia was known as Malaya, Sarawak under Crown Colony of Sarawak and Kingdom of Sarawak and Sabah under North Borneo.