Keenan began her dancing career at a young age of four. She enrolled at Reston Conservatory Ballet at a young age and she took her initial dancing lessons there. When she turned a teenaged girl, she joined American Ballet Theatre’s Jacqueline Kennedy Onassis School and Boston Ballet where she was trained as a full-time ballet. She had an overwhelming youth ballet dancer career. In 2006, she participated in the USA National Youth Ballet competition and emerged triumph and also won herself a gold medal. The very same year she was conferred with the Russian Pointe Model Search award. In 2012, she enrolled at Russia’s Mariinsky Theatre and in the process became the first American to sign a contract with this theatre. In addition to being a phenomenal ballet dancer, she is also a model and an actress. While modelling she became the face of International Campaign for AG Jeans, G-Star Raw, The Ballerina Project, and etc etc.
As an actress, she has starred in the movies like High Strung, Swan Lake 3D - Lives from the Mariinsky Theatre, and a few more to her credit.
Apart from being such a known Actress and Dancer, Keenan has always maintained a low profile when it comes to her personal life. Information regarding her link ups, spouse, married life, and divorce is unknown as she keeps them secret.