General Seregni (former Colonia Nicolich) is a town in the Canelones Department of southern Uruguay.

Colonia Nicolich is also the name of the municipality to which the town belongs and which includes the areas Colinas de Carrasco (Empalme) and Villa Aeroparque.

[1] The town is located directly north and northeast of the Carrasco International Airport on Route 102.

Today Colonia Nicolich is considered a typical "dormitory town" for people who commute daily to Montevideo for work or business.

[4][5] The Intendencia de Canelones had estimated a population of 13,757 for the municipality, based on the 2004 census.