General Mamerto Natividad (also known as Gen. M. Natividad) is a 4th class municipality in the province of Nueva Ecija, Philippines. According to the latest census, it has a population of 33,354 people in 5,663 households.

Barangays

General Mamerto Natividad is politically subdivided into 20 barangays.

* Balangkare Norte
* Balangkare Sur
* Balaring
* Belen
* Bravo
* Burol
* Kabulihan
* Mag-asawang Sampaloc
* Manarog
* Mataas na Kahoy
* Panacsac
* Picaleon
* Pinahan
* Platero
* Poblacion
* Pula
* Pulong Singkamas
* Sapang Bato
* Talabutab Norte
* Talabutab Sur