Datu[2] Mamintal "Bombit" Alonto Adiong Jr. (born March 17, 1965) is a Filipino politician who currently serve as the governor of the province of Lanao del Sur from 2007 to 2016, and from 2019 up to present.

[6][7] His younger brother, Ansaruddin, was the acting governor of the Autonomous Region in Muslim Mindanao (ARMM)[8] and the representative of the province's 1st legislative district[4] prior to being the incumbent mayor in their hometown in Ditsaan-Ramain.

[8] A cousin of him, Zia, was the deputy speaker at the last ARMM legislative assembly[4] and member of the first interim Parliament of the Bangsamoro[8] and is currently the district representative, succeeding Ansaruddin.

In 2001, he went on to become the province's sports officer and concurrently appointed as the Provincial Administrator of by his father, then-Governor Mamintal Adiong Sr.

[17] In 2014, a group, claiming that Adiong had debts prior to his governorship, filed plunder and graft complaints against him before the Ombudsman for alleged unexplained increase in his net worth.