Dennis Jon Kay (12 April 1948 – 27 November 2007) was a New Zealand cricketer. He played in fifteen first-class and two List A matches for Central Districts from 1974 to 1978.
After two first-class matches in 1974âÂÂ75 and none in 1975âÂÂ76, Kay had a successful season in 1976-77 when he took 33 wickets at an average of 16.48, including 7 for 62 (match figures of 11 for 138) against Canterbury in the Shell Trophy. He also took 3 for 60 and 4 for 38 in a losing cause against Otago in the final ten days later. After a few unsuccessful matches in 1977âÂÂ78, he played no further first-class cricket.