Jack Crissy Sabiiti (born 27 April 1947) is a Ugandan lecturer, public administrator and politician.
He is the former Member of Parliament for Rukiga County, Kigezi sub-region and a founding member of FDC, the main opposition party in Uganda.
He was the first treasurer general of FDC and now serves as the party's treasurer for Kabale District.He represented the constituents of Rukiga County in the 7th & 9th Parliaments and as a member of the constituent assembly that promulgated the 1995 Constitution of the Republic of Uganda.
In the 9th Parliament, he served as the chairperson of the Committee on Public Service and Local Government and as a member of the Budget Committee whereas in the 7th Parliament, he was the vice chairperson of the Public Accounts Committee and a member of both the Budget Committee and the Committee on Foreign Affairs.