Bhichai Rattakul (Thai: พิชัย รัตตกุล, RTGS: Phichai Rattakun, IPA: [pʰí.t͡ɕʰaj rát.tà.kun]; 16 September 1924 – 28 February 2022) was a Thai politician who served as the Deputy Prime Minister from 1983 to 1990 and 1997 to 2000, Speaker of the House of Representatives, and President of the National Assembly.

He was also leader of the Democrat Party between 1982 and 1990, and the World President of Rotary International from 2002 to 2004.

Bhichai Rattakul (陳裕財) was born on 16 September 1924 into a Thai Chinese family.

[1] He served as the Deputy Prime Minister between 1983-1990 and 1997–2000, the Speaker of the House of Representatives and the President of the National Assembly, the leader of the Democrat Party between 1982 and 1990, and the World President of Rotary International between 2002 and 2004.

Bhichai died of lung cancer at Siriraj Hospital, on 28 February 2022, at the age of 97.