Loy M. Petersen (born July 26, 1945) is an American former professional basketball player who played in the National Basketball Association (NBA) from 1968 to 1970. A shooting guard, he played college basketball for the Oregon State Beavers, and was drafted in the second round (17th overall) of the 1968 NBA draft by the Chicago Bulls; previously, he was also drafted in the 17th round of the 1967 NBA draft by the Baltimore Bullets (now the Washington Wizards). He played in 69 career games over two seasons for the Bulls.
Loy now lives in Madras, Oregon, with his wife, Carol.
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