Harry S. Truman
(middle name S) (m)
1884-1972 
American Presidents 1945-1953
George S. Hammond
(middle name S) (m)

Fictional Characters from Television 1997 Stargate SG-1
C. S. Friedman
(middle name S) (f)
1957- 
Harry Solomon
(middle name S) (m)

Fictional Characters from Television 1996 3rd Rock from the Sun