The Diocese of Estância (Latin: Dioecesis Stantianus) is a Latin Church ecclesiastical territory or diocese of the Catholic Church located in the city of Estância. It is a suffragan in the ecclesiastical province of metropolitan Archdiocese of Aracajú in Brazil.

• April 30, 1960: Established as Diocese of Estância from the Diocese of Aracaju

• Bishops of Estância (Roman rite), in reverse chronological order
  • Bishop Giovanni Crippa, I.M.C. (2014.07.9 Jul 2014 - )
  • Bishop Marco Eugênio Galrão Leite de Almeida (2003.04.30 – 2013.09.25), appointed Auxiliary Bishop of São Salvador da Bahia
  • Bishop Hildebrando Mendes Costa (1986.03.25 – 2003.04.30)
  • Bishop José Bezerra Coutinho (1961.01.28 – 1985.06.01)

• Dulcênio Fontes de Matos, appointed Auxiliary Bishop of Aracajú, Sergipe in 2001
• Paulo Celso Dias do Nascimento (priest here, 1989-2012), appointed Auxiliary Bishop of São Sebastião do Rio de Janeiro in 2017

• GCatholic.org
• Catholic Hierarchy

11°16′08″S 37°26′17″W / 11.2690°S 37.4380°W / -11.2690; -37.4380