Thongsing Thammavong

{{short description|Laotian politician|bot=PearBOT 5}}

{{BLP sources|date=February 2015}}

{{Infobox officeholder

| name = Thongsing Thammavong

| native_name = {{nobold|ທອງສິງ ທຳມະວົງ}}

| native_name_lang = lo

| image = Thongsing Thammavong.jpg

| caption = Thongsing in 2014

| office = 16th Prime Minister of Laos

| convocation = 7th Government

| president = Choummaly Sayasone

| successor = Thongloun Sisoulith

| term_start = 15 June 2011

| term_end = 20 April 2016

| convocation1 = 6th Government

| president1 = Choummaly Sayasone

| term_start1 = 23 December 2010

| term_end1 = 15 June 2011

| predecessor1 = Bouasone Bouphavanh

| office2 = President of the National Assembly of Laos

| convocation2 = 6th term

| term_start2 = 8 June 2006

| term_end2 = 23 December 2010

| predecessor2 = Samane Vignaket

| successor2 = Pany Yathotou

| office3 = Head of the LPRP Central Committee Organisation Commission

| convocation3 = 7th term

| 1blankname3 = Chairman

| 1namedata3 = Khamtai Siphandon

| term_start3 = 2001

| term_end3 = 2002

| successor3 = Bounthong Chitmany

| convocation4 = 6th term

| 1blankname4 = Chairman

| 1namedata4 = Khamtai Siphandon

| term_start4 = 1996

| term_end4 = 2001

| convocation5 = 5th term

| 1blankname5 = Chairman

| 1namedata5 = Khamtai Siphandon
Kaysone Phomvihane

| term_start5 = 1991

| term_end5 = 1996

| predecessor5 = Oudom Khattigna

| birth_date = {{birth date and age|1944|4|12|df=y}}

| birth_place = Laos

| death_date =

| death_place =

| party = People's Revolutionary Party

| signature = Thongsing Thammavong signature.png

}}

Thongsing Thammavong (Lao: ທອງສິງ ທຳມະວົງ; born 12 April 1944) is a Laotian politician who was the Prime Minister of Laos from 2010 to 2016. He is a member of the Lao People's Revolutionary Party (LPRP) and has been a member of the LPRP Politburo since 1991. He currently serves in the National Assembly of Laos, representing Luang Prabang Province (Constituency 6),{{cite web|url=http://www.na.gov.la/index.php?option=com_content&task=view&id=42&Itemid=156|date=May 16, 2007|title=List of members by province:Constituency 6, Luangprabang Province|publisher=The National Assembly of the Lao People's Democratic Republic|accessdate=December 11, 2008|url-status=dead|archiveurl=https://web.archive.org/web/20080830003342/http://www.na.gov.la/index.php?option=com_content&task=view&id=42&Itemid=156&lang=en|archivedate=August 30, 2008}} and was the President of the National Assembly from 2006 to 2010.[http://www.na.gov.la/index.php?r=site/detailcontent&id=85&left=196 Speakers] He became Prime Minister on 23 December 2010, and left office on 20 April 2016.