Agualeguas is both a city and a municipality located in the northeastern part of the state of Nuevo León, Mexico, (26°19′N 99°32′W / 26.317°N 99.533°W / 26.317; -99.533). The name "Agualeguas" honors the first inhabitants of the region, the Gualegua tribe. It was recognized as a village on January 7, 1821, by the colonial government when Bro. Diego Velázquez declared it the village of "St. Nicholas of Gualeguas."

The municipality has an area of 917.6 km² and is located 180 meters above sea level. According to the 2000 census, there are 4,492 inhabitants.

• (1935 - 1936): Oscar N. Escudero Gonzales
• (1989 - 1991): Reynaldo Canales Vela
• (1992 - 1994): Juan José Salinas García
• (1994 - 1997): Elio Molina Salinas
• (1997 - 2000): Vicente Canales Cantú
• (2000 - 2003): Ignacio de Jesús Castellanos Ramos
• (2003 - 2006): Vicente Canales Cantú
• (2006 - 2009): José Israel González Rodríguez
• (2009 - 2012): José Guadalupe García Garza
• (2012 - 2015): José Israel González Rodríguez
• (2015 - 2018): José Luis García Montemayor
• (2018 - 2021): Ignacio Castellanos Amaya

• Municipalities of Nuevo León
• Nuevo León

• (in Spanish) Enciclopedia de los Municipios de Mexico:Agualeguas