Date of Birth: 
About John Dempsey (umpire)
- John Dempsey (born 28 September 1965) is a New Zealand cricket umpire.
- He has stood in domestic matches in the 2017–18 Plunket Shield season and the 2017–18 Ford Trophy.
- He has also stood as an umpire in international matches featuring the New Zealand women's cricket team.
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