List of Famous people who died at 91

Tôn Đức Thắng was the second and last president of North Vietnam and the first president of the reunified Vietnam under the leadership of General Secretary Lê Duẩn. The position of president is ceremonial and Thắng was never a major policymaker or even a member of the Politburo, Vietnam's ruling council. He served as president, initially of North Vietnam from September 2, 1969, and later of a united Vietnam, until his death in 1980.

Alan Abel was an American percussionist, music educator, and inventor of musical instruments. He was the associate principal percussionist of the Philadelphia Orchestra from 1959 until his retirement in 1997. He is widely regarded as one of the most important percussion educators of the second half of the twentieth century, having taught at Temple University beginning in 1972. Abel's inventions include several unique and ubiquitous triangles and a bass drum stand that allowed the instrument to be suspended with the use of rubber bands.

Michael Joseph Dudick was an American priest and bishop of the Byzantine Catholic Metropolitan Church of Pittsburgh, the U.S. branch of the Ruthenian Catholic Church.