NA-133 Kasur-III () is a constituency for the National Assembly of Pakistan. The constituency was created in 2018.
The constituency mainly consists of Pattoki Tehsil and includes areas of the Tehsil, inclusive of the city of Phool Nagar, Balloki, which were previously included in the now-abolished constituencies of NA-141 (Kasur-IV) and NA-142 (Kasur-V). Some areas of Pattoki Tehsil, namely, Chak no. 34, Chakoki, and Wan Adhan, are included in the newly created NA-139 (Kasur-III).
General elections were held on 25 July 2018.
General elections were held on 8 February 2024. Azeemuddin Zahid Lakhvi won the election with 130,167 votes.