Namesakes
Finnish Presidents and Prime Ministers:
1 prime minister
(prime minister) Juha Sipilä (a.k.a. Petri) 2015-2019 
Notable Athletes:
1 ice hockey
(ice hockey) Petri Varis 1969-
Olympic Medalists:
1 bronze, 1 silver
(silver) Kai Suikkanen (a.k.a. Petri) 1988 ice hockey
(bronze) Petri Kontiola 2014 ice hockey