1985 in Malaysia

Incumbent political figures

Federal level

• Yang di-Pertuan Agong: Sultan Iskandar
• Raja Permaisuri Agong: Sultanah Zanariah
• Prime Minister: Dato' Sri Dr Mahathir Mohamad
• Deputy Prime Minister: Dato' Musa Hitam
• Lord President: Mohamed Salleh Abas

  State level

• Sultan of Johor: Tunku Ibrahim Ismail
• Sultan of Kedah: Sultan Abdul Halim Muadzam Shah
• Sultan of Kelantan: Sultan Ismail Petra
• Raja of Perlis: Tuanku Syed Putra
• Sultan of Perak: Sultan Azlan Shah
• Sultan of Pahang: Sultan Ahmad Shah
• Sultan of Selangor: Sultan Salahuddin Abdul Aziz Shah
• Sultan of Terengganu: Sultan Mahmud Al-Muktafi Billah Shah
• Yang di-Pertuan Besar of Negeri Sembilan: Tuanku Jaafar
• Yang di-Pertua Negeri of Penang: Tun Dr Awang Hassan
• Yang di-Pertua Negeri of Malacca: Tun Syed Ahmad Al-Haj bin Syed Mahmud Shahabuddin
• Yang di-Pertua Negeri of Sarawak:
• * Tun Abdul Rahman Ya'kub
• * Tun Ahmad Zaidi Adruce Mohammed Noor
• Yang di-Pertua Negeri of Sabah: Tun Mohd Adnan Robert

  Events

• 11 January – The Kompleks Tun Abdul Razak in Penang, at the time the tallest building in Southeast Asia, was officially opened by Prime Minister Dato' Sri Dr Mahathir Mohamad.
• 30 March – The Malaysian Parliament celebrated the 25th anniversary of its formation.
• April – The first Belilah Barangan Buatan Malaysia campaign was launched.
• 2 June – Malaysia's first teletext service, Beriteks was launched.
• 8 July – The new Tabung Haji building at Jalan Tun Razak, Kuala Lumpur was officially opened by Prime Minister Dato' Sri Dr Mahathir Mohamad.
• 10 July – The first Malaysian national car Proton Saga was officially launched by Prime Minister Dato' Sri Dr Mahathir Mohamad.
• 2 August – Official opening ceremony of the Penang Bridge by Prime Minister Dato' Sri Dr Mahathir Mohamad. He drove across the bridge in a red Proton Saga carrying the national flag to officiate the opening ceremony.
• 31 August – The Proclamation of Independence Memorial in Malacca Town, Malacca was officially opened by Prime Minister Dato' Sri Dr Mahathir Mohamad.
• 2 September – Sultan Salahuddin Abdul Aziz Shah of Selangor celebrated the silver jubilee of his throne.
• 2 September – The Putra World Trade Centre, Malaysia's first convention and exhibition centre, was officially opened by Prime Minister Dato' Sri Dr Mahathir Mohamad and the 1985 UMNO General Assembly was held in Dewan Merdeka, PWTC for the first time.
• 14 September – The Penang Bridge officially opened to traffic.
• 19 November – The Memali Incident took place in the remote village of Memali near Baling, Kedah. About 14 civilians and four policemen were killed, including Islamic sect leader, Ibrahim Mahmud.
• 9 December – Sultan Azlan Shah was installed as the 34th Sultan of Perak.

  Births

• 18 September – Koo Kien Keat – Badminton player
• 11 December – Siow Yi Ting – Swimmer

  Deaths

• 2 March – Tan Sri Runme Shaw – chairman and founder of the Shaw Organisation of Singapore
• 14 December – Tun Sardon Jubir – Former Minister of Works and Communications and fourth Yang di-Pertua Negeri of Penang