The following lists events that happened during 1959 in Singapore .
3 June – The 1958 State of Singapore Constitution is adopted, allowing for self-governance in Singapore.[ 3]
5 June – The first Cabinet is sworn into power.[ 4]
8 June – A campaign against decadent lifestyles is launched.[ 5]
20 June – The Ministry of National Development will start a team with seven Assembly members from 22 June, with many departments to be consolidated under MND. The Singapore Improvement Trust will also be brought under the Ministry in future.[ 6]
25 June – The Ministry of National Development forms the Primary Production Department to better serve farmers and fishermen.[ 7] [ 8]
23 October – Various departments of the City Council and Rural Board will be absorbed into the Ministry of National Development, Ministry of Health and Ministry of Labour and Law.[ 9]
11 November- The National Anthem "Majulah Singapura " was selected as the National Anthem of Singapore.
9 February – Gan Kim Yong , Minister for Trade and Industry .
26 February – Lim Hwee Hua , former politician, first woman in Singapore's Cabinet.
12 March – Kenneth Jeyaratnam , politician and hedge fund manager.
26 March – K. Shanmugam , Minister for Home Affairs and Minister for Law .
24 June – Raymond Lim , former politician.
25 September – Leong Mun Wai , politician and former investment banker.
25 November – Marrie Lee , director, producer, writer and actress.
9 December – Denise Phua , politician.