Brzeziny is a town in Poland, in Łódź Voivodeship, about 20 kilometres (12 mi) east of Łódź. It is the capital of Brzeziny County and has a population of 12,326 as of December 2021. It is situated on the Mrożyca River within the historic Łęczyca Land.

Łódź Voivodeship is a voivodeship (province) of Poland. It was created on 1 January 1999 out of the former Łódź Voivodeship (1975–1999) and the Sieradz, Piotrków Trybunalski and Skierniewice Voivodeships and part of Płock Voivodeship, pursuant to the Polish local government reforms adopted in 1998. The province is named after its capital and largest city, Łódź, pronounced.