Namesakes
Horatio
(m) 
Shakespearian Characters Hamlet
Horatio Nelson
(m) 1758-1805
Notable Military Figures
Horatio Poulter
(m) 1877-1963
Olympic Medalists 1912 shooting (bronze)
William Powell
(middle name Horatio) (m) 1892-1984
Notable Actors and Entertainers (actor)
Horatio Fitch
(m) 1900-1985
Olympic Medalists 1924 400 m (silver)
Hubert Humphrey
(middle name Horatio) (m) 1911-1978
Notable Politicians and Statespeople
Horatio Hornblower
(m)
Fictional Characters from Books 1937 The Happy Return
Ben Seaver
(middle name Horatio) (m)
Fictional Characters from Television 1985 Growing Pains
Horatio Caine
(m)
Fictional Characters from Television 2002 CSI: Miami
Donald "Ducky" Mallard
(middle name Horatio) (m)
Fictional Characters from Television 2003 NCIS