About Tião Viana
Born 1961. Tião Viana is a Brazilian politician and physician.
Sebastião Afonso Viana Macedo Neves, better known as Tião Viana (Rio Branco, February 9, 1961), is a Brazilian medical doctor, professor, and politician. He was formerly Governor of Acre and is a member of the Workers' Party. He served as interim President of the Senate in 2007. He is a professor at the Federal University of Acre.
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Important facts
People in Tião Viana's life
Named in this biography and alive at the same time
Related people
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Contemporaries
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Frequently asked questions
Who is Tião Viana?
Brazilian politician
When was Tião Viana born?
Tião Viana was born on 9 February 1961 in Rio Branco.
What is Tião Viana's occupation?
Tião Viana is a politician and physician.
What nationality is Tião Viana?
Tião Viana is Brazilian.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Tião Viana. https://biography.guide/tiao-viana/
MLA: "Tião Viana." Biography.guide, https://biography.guide/tiao-viana/.
Chicago: "Tião Viana." Biography.guide. https://biography.guide/tiao-viana/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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