As a nickname, Hooky (or spelling variations thereof) may refer to:
F. S. Bell (1897–1973), British Royal Navy captain nicknamed "Hookie", commanded HMS Exeter in the Second World War Battle of the River Plate
Edgar Chadwick (1869–1942), English footballer and national coach of the Netherlands
Hooks Dauss (1889–1963), American Major League Baseball pitcher
Denys Hill (1896–1971), English cricketer
Peter Hook (born 1956), British musician and singer
Hookey Leonard (1901–1982), Scottish footballer
John McPhail (footballer) (1923–2000), Scottish footballer
Hook-handed man, a fictional character in A Series of Unfortunate Events by Lemony Snicket, called "Hooky" by other characters