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, including Filinvest City, Madrigal Business Park, and a transportation hub. It has an area of . A large portion of Ayala Alabang came from Barangay Alabang. It was the location of the Alabang Stock Farm.
Alabang was formerly the cattle grazing pastures of the hacienda of the friars of Muntinlupa. It is named after the Alabang River that passes through the area, labeled as "Rio de Alban" in the .
The Department of Education (DepEd) is responsible for basic education in the Philippines. The Commission on Higher Education (CHED) is responsible for Higher Education in the Philippines.
Schools located in the barangay are as follows: