Alabang is a barangay in Muntinlupa, Philippines. At one time the area was a farming district, and has since grown from a village to a major commercial center, which includes the Filinvest City and Madrigal Business Park, and a transportation hub. It has an area of 8.064 square kilometers (3.114 sq mi). A large portion of Ayala Alabang came from Barangay Alabang. It is formerly the location of the Alabang Stock Farm.

Muntinlupa, officially the City of Muntinlupa, is a 1st class highly urbanized city in the National Capital Region of the Philippines. According to the 2020 census, it has a population of 543,445 people.