Namesakes
Nikolaus Otto
(m) 1832-1891 
Notable Scientists and Inventors
Louise Otto
(f) 1896-1975
Olympic Medalists 1912 swimming - 4x100 m freestyle relay (silver)
Jim Otto
(m) 1938-
Hall-of-Famers 1980 (football)
Frank Otto
(m) 1959-
Olympic Medalists 1984 water polo (bronze)
Kristin Otto
(f) 1966-
Olympic Medalists 1988 swimming - 100 m backstroke; swimming - 100 m butterfly; swimming - 100 m freestyle; swimming - 4x100 m freestyle relay; swimming - 4x100 m medley relay; swimming - 50 m freestyle (gold)
Miranda Otto
(f) 1967-
Notable Actors and Entertainers (actor)
Sylke Otto
(f) 1969-
Olympic Medalists 2002; 2006 luge (gold)
John Otto
(m) 1977-
Notable Musicians
Björn Otto
(m) 1977-
Olympic Medalists 2012 pole vault (silver)