The deputy prime minister of the Lao People's Democratic Republic is the deputy chief executive and the rank below the prime minister. The office of deputy prime minister was officially created as a ministerial portfolio on 2 December 1975. A deputy prime minister is appointed on the orders of the sitting prime minister.

Officeholders Officeholder Took office Left office Duration Nouhak Phoumsavan 2 December 1975 15 August 1991 Phoumi Vongvichit 2 December 1975 1 June 1989 Phoun Sipraseuth 2 December 1975 25 February 1993 Khamtay Siphandon 2 December 1975 15 August 1991 Sali Vongkhamxao 1982 23 January 1991 Khamphoui Keoboualapha 15 August 1991 6 August 1999 Boungnang Volachit 25 February 1993 27 March 2001 Somsavat Lengsavad 25 February 1993 20 April 2016 Choummaly Sayasone 24 February 1998 27 March 2001 Thongloun Sisoulith 27 March 2001 20 April 2016 Asang Laoli 30 September 2002 20 April 2016 Bouasone Bouphavanh 3 October 2003 8 June 2006 Douangchay Phichit 8 June 2006 17 May 2014 Phankham Viphavanh 2014 2016 Somdy Douangdy 20 April 2016 22 March 2021 Bounthong Chitmany 20 April 2016 22 March 2021 Sonexay Siphandone 20 April 2016 30 December 2022 Kikeo Khaykhamphithoune22 March 202123 March 2026Chansamone Chanyalath22 March 202123 March 2026Saleumxay Kommasith20 June 20225 October 2026Vilay Lakhamfong20 June 202223 March 2026Khamphan Phommathat23 March 2026IncumbentThongsalith Mangnormek23 March 2026IncumbentKhamlieng Outhakaysone23 March 2026IncumbentSantiphab Phomvihane23 March 2026IncumbentThongsavanh Phomvihane23 March 2026Incumbent

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