Leonel Martiniano de Alencar, 1st Baron of Alencar

The Baron of Alencar
Member of the Chamber of Deputies
from Amazonas
In office
6 August 1869  18 June 1872
MonarchPedro II
Preceded byViscount of Inhaúma
Succeeded byÂngelo Thomas do Amaral
Personal details
Born(1832-12-05)5 December 1832
Rio de Janeiro, Empire of Brazil
Died25 March 1921(1921-03-25) (aged 88)
Rio de Janeiro, Brazil
Domestic partnerGregoria Eloísa Ayoroa Deheza
Children4
Parent(s)José Martiniano Pereira de Alencar
Ana Josefina Pereira de Alencar e Pereira de Carvalho
Alma materUniversity of São Paulo
OccupationAristocrat, Lawyer, Diplomat
AwardsOrder of Isabella the Catholic
Order of the Rose
Order of Christ

Leonel Martiniano de Alencar, 1st Baron of Alencar (5 December 1832 – 25 March 1921) was a Brazilian noble, lawyer, politician, and diplomat. He represented Brazil at a diplomatic level on various occasions, namely in South America and Europe. He was the son of the Governor of Ceará, Senator José Martiniano Pereira de Alencar, and the younger brother of famous novelist José de Alencar. His grandmother, Bárbara de Alencar, was a heroine of Brazilian independence and a very wealthy landowner in Pernambuco and Ceará. His first cousin was the Baron of Exu, Guálter Martiniano de Alencar. He was sometimes referred to as L.M., León Car, and Noel D'Arc.

Awarded with the Military Order of Christ, the Order of Isabella the Catholic, the Order of the Rose and the Order of Christ, he was also a member of the Brazilian Historic and Geographic Institute. Because of his distinguished diplomatic, political, and legal career, he was created a Baron in 1885. A distinguished diplomat, he was also a skilled politician, representing the State of Amazonas in the 14th Legislature of the National Assembly between 1869 and 1872.