David Slowinski is a mathematician involved in prime numbers. His career highlights have included the discovery of several of the largest known Mersenne primes:^[1]

• 2⁴⁴⁴⁹⁷−1 (M27) (with H. L. Nelson) on April 8, 1979
• 2⁸⁶²⁴³−1 (M28) on September 25, 1982
• 2¹³²⁰⁴⁹−1 (M30) on September 19, 1983
• 2²¹⁶⁰⁹¹−1 (M31) on September 1, 1985
• 2⁷⁵⁶⁸³⁹−1 (M32) (with P. Gage) on February 17, 1992
• 2⁸⁵⁹⁴³³−1 (M33) (with P. Gage) on January 4, 1994
• 2^1257787−1 (M34) (with P. Gage) on September 3, 1996

He has also written several textbooks on the subject.

Slowinski was a software engineer for Cray Research.^[2]