1965 in Malaysia

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Incumbents

Yang di-Pertuan Agong:
- Tuanku Syed Putra of Perlis (until 20 September)
- Sultan Ismail Nasiruddin Shah of Terengganu (from 21 September)
Raja Permaisuri Agong:
- Tuanku Budririah of Perlis (until 20 September)
- Tengku Ampuan Intan Zaharah of Terengganu (from 21 September)
Prime Minister: Tunku Abdul Rahman Putra Al-Haj
Deputy Prime Minister: Datuk Abdul Razak

Sultan of Johor: Sultan Ismail
Sultan of Kedah: Sultan Abdul Halim Muadzam Shah (Deputy Yang di-Pertuan Agong)
Sultan of Kelantan: Sultan Yahya Petra
Raja of Perlis: Tuanku Syed Sirajuddin (Regent until 21 September)
Sultan of Perak: Sultan Idris Shah II
Sultan of Pahang: Sultan Abu Bakar
Sultan of Selangor: Sultan Salahuddin Abdul Aziz Shah
Sultan of Terengganu: Tengku Mahmud (Regent)
Yang di-Pertuan Besar of Negeri Sembilan: Tuanku Munawir
Yang di-Pertua Negeri (Governor) of Penang: Raja Tun Uda
Yang di-Pertua Negeri (Governor) of Malacca: Tun Haji Abdul Malek bin Yusuf
Yang di-Pertua Negeri (Governor) of Sarawak: Tun Abang Haji Openg
Yang di-Pertua Negeri (Governor) of Sabah:
- Tun Datu Mustapha (until March)
- Tun Pengiran Ahmad Raffae (until March)
Yang di-Pertuan Negara (Governor) of Singapore: Yusuf Ishak (until 9 August)

January – The International School of Kuala Lumpur (ISKL) is established.
22 June – The Central Electricity Board (CEB) was renamed to the Lembaga Letrik Negara (National Electricity Board) (LLN).
August – Opening of the Jalan Kinabalu Flyover. It was the first flyover in Malaysia since independence
7 August – Tunku Abdul Rahman, Prime Minister of Malaysia, recommends the expulsion of Singapore from the Federation of Malaysia, negotiating its separation with Lee Kuan Yew, Prime Minister of the State of Singapore.
9 August – Singapore is expelled from the Federation of Malaysia.
30 August – The Subang Airport near Subang, Selangor is officially opened.
31 August – The Masjid Negara in Kuala Lumpur a symbol of Islam as the official religion in Malaysia is opened.
21 September – Sultan Ismail Nasiruddin Shah of Terengganu is elected as the fourth Yang di-Pertuan Agong

Dato' Seri Dr Mohd Khir Toyo — Menteri Besar of Selangor (2000–2008)
Hani Mohsin — Celebrities and the host of the TV gameshow of Wheel of Fortune's Malaysia version Roda Impian