Senhor (also stylized as Sr., Portuguese: Sir) was a monthly cultural magazine published in the period of 1959 and 1964. The magazine was headquartered in Rio de Janeiro, Brazil.

Senhor was established by Nahum Sirotsky in 1959.^[1][2] Nahum Sirotsky was a Brazilian diplomat and journalist, who hailed from a Jewish family.^[3] The first issue of Senhor was published in March 1959,^[2] and its headquarters was in Rio de Janeiro.^[4] Senhor was published on a monthly basis.^[5]

Senhor was very creative in terms of graphic design which is regarded as one of the significant projects in the Brazilian press of the 1960s.^[6] The covers of Senhor were produced by well known artists, including artist Carlos Scliar and caricaturist Jaguar.^[2] The latter also served as the main caricaturist of the magazine.^[7] Regular contributors were Paulo Francis, Armando Nogueira, Luiz Lobo,^[4] Clarice Lispector,^[8] Otto Lara Resende, Carlos Heitor Cony, Graciliano Ramos, Rubem Braga Jorge Amado and Carlos Drummond de Andrade.^[3]

Senhor's target audience was the Brazilian upper-classes with higher levels of education.^[9] The magazine featured articles concerning literature, visual arts, society and politics.^[4] The novella by Jorge Amado, The Two Deaths of Quincas Wateryell, was first published in the inauguration issue of Senhor, which was later published as a book.^[10][11] Various stories of Clarice Lispector were also first published in the magazine, including Uma grama de radium-Mineirinho in 1962.^[12] Two years later the story was published in her book named A Legião Estrangeira.^[12]

Senhor folded with the January 1964 issue after producing a total of 59 issues.^[2]