Isagani Sybico Amatong (born October 19, 1940) is a Filipino politician from the province of Zamboanga del Norte.

In 1970, he earned his Bachelor of Laws degree from Andres Bonifacio College, and then became a full-fledged lawyer the same year.

He also worked as a management consultant, a financial comptroller and trustee[4] in Andres Bonifacio College, and founder-publisher for the Mindanao Observer.

He would then be appointed by former President Corazon Aquino to serve as Officer-in-Charge Governor of Zamboanga del Norte from 1986, until being elected as such in 1988 and 1992.

The proposed Zamboanga Hermosa province was to consist of 12 municipalities and 2 legislative districts that make up the 3rd legislative district of Zamboanga del Norte:[8][9] Baliguian, Godod, Gutalac, Kalawit, Labason, Leon B. Postigo, Liloy (its proposed capital), Salug, Sibuco, Siocon, Sirawai, and Tampilisan.