Otto Roberto Mendonça de Alencar (born August 28, 1947) is a Brazilian politician and physician.

He has represented Bahia in the Federal Senate since 2015, being re-elected for another 8-year term in the 2022 Brazilian general election.

He earned his medical degree from the Federal University of Bahia.

He is a member of the Social Democratic Party.

[1] State Present of Social Democratic Party on Bahia Acre

Rio Grande do Sul Rondônia