Alvarez Silal Isnaji (born February 19, 1946 – died September 15, 2018) is a Filipino politician who served as acting governor of the Autonomous Region in Muslim Mindanao (ARMM) after Nur Misuari was removed in 2001.

In earlier 2008, during his term as mayor, he filed a candidacy running for governor in (2008 Armm General Election, Aug14 2008) challenging the incumbent, Zaldy Ampatuan.

In June 2008, ABS-CBN news journalist Ces Drilon and her cameraman were kidnapped by the Abu Sayyaf militants group in Indanan, Sulu.

The Isnajis were suspected to have planned the kidnapping themselves and to have taken portions of a supposed ransom paid for the Drilon and the cameraman's release.

[5] Isnaji ran for governor in the 2008 ARMM election as an independent candidate and launched a campaign while detained due to the Drilon kidnapping case.