 Among Sarnia 's distinguished residents are retired Canadian Space Agency astronaut Chris Hadfield , who flew on two NASA Space Shuttle missions and served as the first Canadian commander of the International Space Station during Expedition 35 . The Nobel laureate George Andrew <unk> moved to Sarnia from his native Hungary to join Dow Chemical in 1957 . James Doohan , the well @-@ known Star Trek actor , attended high school in Sarnia . <unk> virtuoso Mike Stevens still lives in Sarnia and tours all over the world ; he is also notable for his extensive work with aboriginal youth . Many notable <unk> are athletes and others associated with sports , such as NHL Hall of Famer <unk> <unk> , former NHL star Pat <unk> , retired NHL referee Kerry Fraser , current NHL star Steven <unk> , champion <unk> Steve <unk> , and golfer Mike Weir , who was the 2003 Masters Champion . Dominique <unk> , a Sarnia <unk> , won a bronze medal in <unk> Exercise , at the World Cup event in <unk> in March 2012 . The Honourable Alexander Mackenzie , second Prime Minister of Canada , was buried at <unk> Cemetery , Sarnia , where a monument has been erected . The <unk> – 1930s actress Marie <unk> was also born there . Katherine Ryan , comedian , writer , presenter and actress , was born in Sarnia in 1983 she now resides in London , England . 
