Greg Kennedy may refer to:
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Greg Kennedy (footballer) (born 1949), Australian rules footballer
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Greg Kennedy (hurler)
Greg Kennedy (born 15 April 1976) is an Irish hurler who played as a left corner-back for the Galway senior team.
Kennedy joined the team during the 1996 championship and subsequently became a regular member of the starting fifteen until ...
(born 1976), Irish hurler
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Greg Kennedy (historian), Canadian military historian and author
{{hndis, Kennedy, Greg