|Birthday||4 April, 1966|
|Birthplace||Westbury, New York|
|Height||5' 6" (168 cm)|
|Claim to Fame||Jo on The Facts of Life|
Nancy Justine McKeon (born April 4, 1966) is an American actress. She is known for her roles as Jo Polniaczek on the NBC sitcom The Facts of Life and Jinny Exstead on The Division.