President of Singapore
The President of the Republic of Singapore is the country's head of state. Singapore has a parliamentary system of government. Executive authority is exercised by the Cabinet led by the Prime Minister of Singapore. The current president is Halimah Yacob, who was elected unopposed at the 2017 presidential election. She is the first female President of Singapore and first Malay head of state in 47 years since the death of Yusof Bin Ishak, Singapore's first president.
Devan Nair
Devan Nair Chengara Veetil (5 August 1923 – 6 December 2005), also known as C. V. Devan Nair, was a Malaysian-Singaporean politician. He served as the third President of Singapore. Before his presidency, Nair led the Singaporean trade union movement and founded the National Trades Union Congress in 1961. He had also founded the Democratic Action Party along with Chen Man Hin in Malaysia. He was elected by the Parliament of Singapore on 23 October 1981, and served as President until his resignation on 28 March 1985.