| Santi Promphat สันติ พร้อมพัฒน์ | |
| Nationality: | Thai |
| Office: | Deputy Minister of Public Health |
| Primeminister: | Srettha Thavisin |
| Minister: | Chonlanan Srikaew Somsak Thepsuthin |
| Office1: | Deputy Minister of Finance |
| Term Start1: | 16 July 2019 |
| Term End1: | 1 September 2023 |
| Minister1: | Uttama Savanayana Predee Daochai Arkhom Termpittayapaisith |
| Primeminister1: | Prayut Chan-o-cha |
| Term Start: | 1 September 2023 |
| Office2: | Minister to the Office of the Prime Minister |
| Term Start2: | 30 June 2013 |
| Term End2: | 7 May 2014 |
| Primeminister2: | Yingluck Shinawatra |
| Predecessor2: | Sansanee Nakpong Niwatthamrong Boonsongpaisan |
| Successor2: | Panadda Diskul Suwaphan Tanyuvardhana |
| Office3: | Minister of Social Development and Human Security |
| Term Start3: | 9 August 2011 |
| Term End3: | 30 June 2013 |
| Predecessor3: | Issara Somchai |
| Successor3: | Paveena Hongsakul |
| Office4: | Minister of Transport |
| Term Start4: | 6 February 2008 |
| Term End4: | 2 December 2008 |
| Primeminister4: | Samak Sundaravej Somchai Wongsawat |
| Successor4: | Sophon Saram |
| Predecessor4: | Theera Haochareon |
| Birth Date: | 1952 1, df=yes |
| Birth Place: | Bangkok, Thailand |
| Party: | Palang Pracharath (since 2018) |
| Otherparty: | Pheu Thai (until 2014) |
| Spouse: | Wanpen Promphat |
| Alma Mater: | Ramkhamhaeng University |
| Signature: | Santi Promphat signature.svg |
Santi Promphat (Thai: สันติ พร้อมพัฒน์) (born January 1, 1952) is a Thai politician who served as deputy minister of Finance in Prime Minister Prayut Chan-o-cha government.
Santi graduated with a Bachelor of Arts (Political Science) from Ramkhamhaeng University in 2002 and a Master of Arts (Political Science) from Ramkhamhaeng University in 2004 and passed the Senior Executive Judicial Training Program (Class 11) in 2006–2007.
In 2012 he served as Minister of Social Development and Human Security in Yingluck Shinawatra cabinet, in the same year he attended the Coordinated Mekong Ministerial Initiative Against Trafficking meeting in Hanoi, Vietnam.[1] On March 15, 2012, he was accused of slander by secretary of Human Development, Panita Kambhu na Ayutthaya.[2] In 2013 he addressed greetings with Visakha Puja Day.[3] On January 17, 2014, he inspected human rights abuses at fishing industries after discovering that his country was placed on a black list by the Tier 2 Watch company for three years straight.[4] On March 1, 2013, he, Minister of Labor Phadermchai Sasomsub, and Police General Adul Saengsingkaew have participated in a discussion on combating human trafficking which was hosted by Surapong Tovichakchaikul.[5] From May 15 to 16, 2013 he participated at a meeting which was hosted by the Royal Thai Government in cooperation with Asia-Pacific Development Center on Disability and World Bank to promote rights for disabled individuals in Thailand.[6]
In 2018, Santi moved to Palang Pracharath Party to form a government with Prime Minister Prayut Chan-o-cha.[7]