Leandro N. Alem Partido is a partido in the north of Buenos Aires Province in Argentina.
The provincial subdivision has a population of about 16,000 inhabitants in an area of 1,603 km2 (619 sq mi), and its capital city is Vedia, which is 329 km (204 mi) from Buenos Aires.
The Partido is named in honour of Leandro Nicéforo Alem, an Argentine politician, founder of the Radical Civic Union political party, and mentor to Hipólito Yrigoyen, who became President of Argentina.