Orani, officially the Municipality of Orani, (Tagalog: Bayan ng Orani; Kapampangan: Balen ning Orani), is a 1st class municipality in the province of Bataan, Philippines. According to the 2015 census, it has a population of 66,909 people.^[3]

Orani is located 107 kilometres (66 mi) north-west of Manila and accessible via the Bataan Provincial Expressway, off Exit 20. It is bounded on the north by Hermosa, south by Samal, west by Dinalupihan and east by the Manila Bay. It has a total land area of 64.90 square kilometres (25.06 sq mi) covering 29 barangays. About 1,231 hectares (3,040 acres) are used for agriculture, 1,943.86 hectares (4,803.4 acres) are forestland, 971.93 hectares (2,401.7 acres) are forest reservation and 1,295.9 hectares (3,202 acres) are reserved for the National Park. The rest are classified as wetland.

Palay, coffee, vegetables, peanut, citrus trees and fruit trees are the major produce. Cutflowers like aster, chrysanthemum and gerbera are locally cultivated while bamboo and jungle vines can be gathered from Orani's forestlands. Aquamarine resources like milkfish, tilapia, prawn, crabs, mussels and oysters are caught in Orani's fishing grounds and fishponds.

Orani is located at 14°48′N 120°32′E ^[19] .

According to the Philippine Statistics Authority, the municipality has a land area of 64.90 square kilometres (25.06 sq mi) ^[2] constituting 4.73% of the 1,372.98-square-kilometre- (530.11 sq mi) total area of Bataan.

Orani is politically subdivided into 29 barangays.^[4]

In the 2015 census, Orani had a population of 66,909.^[3] The population density was 1,000 inhabitants per square kilometre (2,600/sq mi).

Pursuant to the Local government in the Philippines",^[8][9] the political seat of the municipal government is located at the Municipal Hall. In the History of the Philippines (1521–1898), the Gobernadorcillo was the Chief Executive who held office in the Presidencia. During the American rule (1898–1946) (History of the Philippines (1898-1946)), the elected Mayor and local officials, including the appointed ones held office at the Municipal Hall. The legislative and executive departments perform their functions in the Sangguniang Bayan (Session Hall) and Municipal Trial Court, respectively, and are located in the Town Hall.

Orani, Bataan's incumbent elected officials are - Mayor Efren Dominic E. Pascual, Jr. and Vice Mayor Godofredo Bongco Galicia, Jr., including 8 Councilors or Sanguniang Bayan Members:^[10][11] Emmanuel Bati Roman, George Vianzon Mangaliman, Mayfair Bongco Sibug,Francis Sevilla Dela Torre, Renato Rodriguez Bugay, John Paul Apostol,Lilian Flores Tongco and Rolando Bernaldo Mina. They hold office at the second floor of the Town Hall, particularly the Office of the Mayor and Sangguniang Bayan Session Hall, respectively.

The 2nd Municipal Circuit Trial Court of Orani-Samal, MCTC Judge Ma. Cristina J. Mendoza-Pizzaro holds office in her sala located at the second floor of the MTC building at the back of the Town hall.

The municipality passed an ordinance that protects its people against discrimination based on disability, age, civil status, health status, ethnicity, religion, sexual orientation, gender identity, and expression in January 2019 - becoming the first Bataan local government unit to do so.^[12]

Orani's attractions, events and historical landmarks include:^[13]