María Lavalle Urbina (Campeche, Campeche, May 24, 1908 - Mexico City, April 23, 1996) was a Mexican lawyer and politician who served as the first female president of the Mexican Senate. Early life María Lavalle Urbina was born on May 24, 1908, in Campeche, Mexico. She was the daughter of don Manuel Covian and Esperanza Urbina Alfaro. Urbina had two brothers, Carlos Manuel, born in 1904, and Eduardo José, born in 1910. Lavalle and her siblings grew up in a very cultured environment. Don Manuel Covian was a native of Campeche and had studied law and pharmacology. He was a local deputy, a member of the judiciary, and the director of Periódico Official. Esperanza Urbina Alfaro was described by many as charming and as the “prototypical campechana matron” because of her beauty and altruism. Close friends of Maria Lavalle Urbina describe how influential her family and upbringing were to her development. Education and professional career María Lavalle began her career as an elementary school teacher in 1926 at the age of 18. Later in her life, she studied law at the Autonomous University of Campeche, from 1940 to 1944, and received her bachelor's degree. A few years later she served as the first female judge of the Tribunal Superior de Justicia del Distrito y Territorios Federales (The Superior Court of the District and Federal Territories) from 1947 to 1954. Then, for ten years she was the head of the Departamento de Previsión Social de la Secretaría de Gobernación (the Department of Social Welfare of the Secretariat of the Interior), during the administration of President Gustavo Díaz Ordaz. In 1965, she became the first woman to occupy a seat in Mexico's Senate. As a lawyer, she held many other prominent positions such as Mexico's representative to the UN Commission on the Status of Women (1957-1968), Mexican delegate to the Inter-American Commission of Women of the OAS (1965), Member of the Partido Revolucionario Institucional (Institutional Revolutionary Party) since 1930, in which she served as the director of the national women's executive committee (1965-1971), Director of the Civil Registry of the Ministry of Governance (1970-1976), Secretary of Basic Education (1976-1980) and Director of the National Commission of Free Text Books of the Ministry of Education (1982-1996). She also contributed the following written work pertaining to the welfare of women and minors: Child Delinquency (1945), Delinquency of Minors (1949) and Legal Status of Mexican