Magallanes, officially the Municipality of Magallanes, is a 4th class municipality in the province of Cavite, Philippines. According to the 2020 census, it has a population of 23,851 people, making it the least populated municipality in the province.

Cavite, officially the Province of Cavite, is a province in the Philippines located in the Calabarzon region in Luzon. Located on the southern shores of Manila Bay and southwest of Manila, it is one of the most industrialized and fastest-growing provinces in the Philippines. As of 2020, it has a population of 4,344,829, making it the most populated province in the country if the independent cities of Cebu are excluded from Cebu's population figure.