|Juan Alejandro Barreto Cipriani|
|2nd Metropolitan Mayor of Caracas|
2004 – 1 December 2008
|Preceded by||Alfredo Peña|
|Succeeded by||Antonio Ledezma|
|Political party||United Socialist Party of Venezuela (PSUV)|
Juan Barreto entered the political scene with his election to the Venezuelan Chamber of Deputies in the November 1998 elections. On July 30, 2000, Barreto was elected to the newly created National Assembly (the legislative body that replaced the Chamber of Deputies), receiving 276,952 votes, or 53.98% of the total votes, and represented the Venezuelan Capital District. He resigned from this position when he was elected mayor of Caracas in October 2004.
Mayor of Caracas
During his term in office, Barreto's relationships with the other mayors of Caracas were hostile. On August 22, 2006 he denounced fellow mayors Leopoldo López and Henrique Capriles. In response, both announced legal action against him. 
Juan Barreto has received degrees in journalism and social sciences. He was the director of the newspaper "Correo del Presidente", the Oficina Central de Información (OCI, now the Ministry of Communication and Information), and the news agency Venpres (now known as the Agencia Bolivariana de Noticias, or ABN). Barreto is also a professor at the Universidad Central de Venezuela.
He was longlisted for the 2008 World Mayor award.
- "Mayors of Venezuela’s Capital Engage in Verbal Fistfight". Venezuelanalysis.com. Venezuelanalysis.com. 2005-08-30. Retrieved 2006-09-01.
- CityMayors profile
- Venezuela to seize golf courses, BBC, 30 August 2006
- "Si tenemos que expropiar un municipio completo, lo haremos", El Universal, 23 August 2006