1870 Paraguayan Constitutional Assembly election

{{Infobox legislative election|election_name=1870 Paraguayan Constitutional Assembly election|country=Paraguay|election_date=July 1870|opinion_polls=|results_sec=|seats1=|last_election1=|map=|map_upright=|map_alt=|map_caption=|title=|before_election=|before_party=|posttitle=|after_election=|after_party=}}{{Politics of Paraguay}}

Constitutional Assembly elections were held in Paraguay in July 1870.{{Citation |last=Lewis |first=Paul H. |title=Paraguay from the War of the Triple Alliance to the Chaco War, 1870–1932 |date=1986 |work=The Cambridge History of Latin America: Volume 5: c.1870 to 1930 |volume=5 |pages=475–496 |editor-last=Bethell |editor-first=Leslie |url=https://www.cambridge.org/core/books/abs/cambridge-history-of-latin-america/paraguay-from-the-war-of-the-triple-alliance-to-the-chaco-war-18701932/8503D3CD79B0C735C943F3FB6CDF182A |publisher=Cambridge University Press |doi=10.1017/chol9780521245173.015 |isbn=978-0-521-24517-3|url-access=subscription }} The Paraguayan Legion won a majority in the elections. The election campaign was characterized by street violence.{{Citation |last=Warren |first=Harris Gaylord |title=The Convention of 1870 |date=2014 |work=Paraguay and the Triple Alliance |pages=77–92 |url=https://www.degruyterbrill.com/document/doi/10.7560/764453-007/pdf |publisher=University of Texas Press |language=en |doi=10.7560/764453-007/pdf |isbn=978-1-4773-0698-7}}

The constitution convention was held in August 1870.