Coordinates: 15°28′N 120°45′E / 15.467°N 120.75°E / 15.467; 120.75 Central Luzon (or Gitnang Luzon in Filipino), also known as Region III (or Region 3), is an administrative division or region of the Republic of the Philippines, primarily serve to organize the 7 provinces of the vast central plain of the island of Luzon (the largest island), for administrative convenience. The region contains the largest plain in the country and produces most of the country's rice supply, earning itself the nickname "Rice Bowl of the Philippines". Its provinces are: Aurora, Bataan, Bulacan, Nueva Ecija, Pampanga, Tarlac, and Zambales.

Central Luzon Region is located north of Manila, the nation's capital. Bordering the region are the regions of Ilocos, Cordillera Administrative Region and Cagayan Valley regions to the north; National Capital Region and CALABARZON to the south; and of waters of Manila Bay to the south; South China Sea to the west; and The Philippine Sea to the east.

There are thirteen cities which include: Balanga in Bataan; Malolos, Meycauayan and San Jose del Monte in Bulacan; Cabanatuan, Gapan, Muñoz, Palayan and San Jose in Nueva Ecija; Angeles and San Fernando in Pampanga; Tarlac in Tarlac; and Olongapo in Zambales.Central Luzon produces the most rice in the whole country.Excess rice is delivered and imported to other provinces of the Philippines.

Luzon (/luːˈzɑːn/) is the largest island in the Philippines. It is located in the northernmost region of the archipelago, and is also the name of one of the three primary island groups in the country centred on the island (the other two being the Visayas and Mindanao). Luzon as an island group includes Luzon proper, the Batanes and Babuyan groups of islands to the north, and the outlying islands of Catanduanes, Marinduque, Masbate, Romblon, and Mindoro. Luzon is the economic and political center of the Philippines, being home to the country's capital city, Manila.

The island of Luzon contains 8 of the 17 administrative regions of the Philippines. These regions are not political entities, but merely serve as administrative groupings of provinces. They are:

Ilocos Region (Region I) is on the northweast side of the island and faces South China Sea. The region is well known for its white sand coastline and rich history. Its provinces are Ilocos Norte, Ilocos Sur, La Union, and Pangasinan. The region's administrative centers is San Fernando City, La Union.