Peter James Petherick (25 September 1942 – 7 June 2015) was a New Zealand cricketer who represented New Zealand in six Test cricket matches between October 1976 and March 1977 as an off-spinner. He is one of two New Zealand bowlers to achieve a hat-trick in Test matches. He is one of only three players, along with Maurice Allom and Damien Fleming, to have taken a hat-trick on Test debut.

Making his first-class debut at 33,^[1] he played for Otago from 1975–76 to 1977–78, and for Wellington from 1978–79 to 1980–81. In his fifth match he took 9 for 93 in the first innings against Northern Districts,^[2] and he finished the 1975–76 season with 42 wickets at 20.13.

After his retirement from cricket, Petherick took up lawn bowls, and skippered a two-man team to the final of the New Zealand national bowls championship in 2006.^[3] He died in Perth, Australia, on 7 June 2015.^[4][5]

• List of Test cricket hat-tricks