| Office1: | Chief Prosecutor of Qinghai People's Procuratorate |
| Term Start1: | November 2018 |
| Term End1: | June 2021 |
| 1Blankname1: | Deputy |
| 1Namedata1: | Tai Ben Zhang Jie |
| Meng Yongshan | |
| Native Name: | 蒙永山 |
| Native Name Lang: | zh |
| Birth Place: | Guigang, Guangxi, China |
| Party: | Chinese Communist Party (1992–2021; expelled) |
| Alma Mater: | Southwest University of Political Science & Law Sichuan University |
Meng Yongshan (; born November 1964) is a former Chinese procurator. As of June 2021 he was under investigation by China's top anti-corruption agency. Previously he served as chief prosecutor and party branch secretary of Qinghai People's Procuratorate.
Meng was born in Guigang, Guangxi, in November 1964. In 1981, he enrolled at the Southwest University of Political Science & Law where he received his Bachelor of Laws degree in 1985. In 1999 he graduated from the Criminal Law Postgraduate Course of Sichuan University. He once served as chief prosecutor of Qinzhou People's Procuratorate. He was promoted to deputy prosecutor of Guangxi People's Procuratorate in September 2006. In March 2014 he was promoted again to become deputy chief procurator. He was appointed to be party branch secretary of Qinghai People's Procuratorate in October 2018, concurrently holding the chief prosecutor position since the next month.[1]
On June 2, 2021, he turned himself in and is cooperating with the Central Commission for Discipline Inspection (CCDI) and National Supervisory Commission for investigation of "suspected violations of disciplines and laws".[2]
His deputy,, was sacked for graft in July 2020 and expelled from the Chinese Communist Party (CCP) and dismissed from public office in November of that same year.[3]
On August 16, 2021, he was expelled from the Communist Party and removed from public office.[4] On October 9, he was indicted on suspicion of accepting bribes.[5]
On July 12, 2022, he was sentenced to 11 years in prison and fined two million yuan by the Chifeng Intermediate People's Court.[6]