Onyx Lorenzoni

Onyx Lorenzoni
Member of the Chamber of Deputies
In office
1 February 2003  31 January 2023
ConstituencyRio Grande do Sul
Minister of Labour and Social Security
In office
26 July 2021  31 March 2022
PresidentJair Bolsonaro
Preceded byCaio Vieira de Mello
Succeeded byJosé Carlos Oliveira
General Secretary of the Presidency
In office
12 February 2021  26 July 2021
PresidentJair Bolsonaro
Preceded byJorge Oliveira
Succeeded byLuiz Eduardo Ramos
Minister of Citizenship
In office
18 February 2020  12 February 2021
PresidentJair Bolsonaro
Preceded byOsmar Terra
Succeeded byJoão Roma
Chief of Staff of the Presidency
In office
1 January 2019  18 February 2020
PresidentJair Bolsonaro
Preceded byEliseu Padilha
Succeeded byWalter Braga Netto
Member of the Legislative Assembly of Rio Grande do Sul
In office
1 January 1995  1 January 2003
ConstituencyAt-large
Personal details
Born
Onyx Dornelles Lorenzoni

(1954-10-03) 3 October 1954
Porto Alegre, Rio Grande do Sul, Brazil
Political partyPL (2022–present)
Other political
affiliations
  • PL (1987–1997)
  • DEM (1997–2022)
Parents
  • Rheno Julio Lorenzoni (father)
  • Dalva Dornelles Lorenzoni (mother)
EducationFederal University of Santa Maria (BA)

Onyx Dornelles Lorenzoni (born 3 October 1954) is a Brazilian politician, businessman, and veterinarian. A member of the Liberal Party (PL), he served as a federal deputy from Rio Grande do Sul for five terms. After the 2018 Brazilian general election, the president-elect Jair Bolsonaro invited Lorenzoni to be his Chief of Staff. He was also designated leader of the transition team.

In 2022, he ran to become Rio Grande do Sul's governor. In the 2022 gubernatorial elections, he came in 1st place with 37.5% of the vote in the 1st round. However, he failed to get elected in the second round, receiving 42.88% of the vote against Eduardo Leite.