Final answer:
BU alum Uzo Aduba was a track star and opera singer before gaining fame as Crazy Eyes on Orange is the New Black, for which she has won two Emmy Awards.
Step-by-step explanation:
The name of the BU alum who was a track star, an opera singer, and currently plays Crazy Eyes on Orange is the New Black is Uzo Aduba. She has earned critical acclaim for her performance on the show, winning several awards including two Primetime Emmy Awards. Not only is she talented in acting, but her background in athletics and music at Boston University also showcases her diverse range of talents.