Mary Donatelli is an actress who was featured as a Borg drone in the Star Trek: The Next Generation second season episode "Q Who".
Donatelli trained acting in Los Angeles and San Francisco and on Honululu, Hawaii. She appeared in stage plays such as Train Meets Car and Murder By Night in Los Angeles and Our Town, Hay Fever, and Curse you Jack Dalton in Texas.
Besides her appearance on Star Trek, Donatelli was also featured in episodes of The Golden Girls, Santa Barbara, Generations, General Hospital, Secret World of Dreams, and Lois & Clark: The New Adventures of Superman (starring Teri Hatcher). She also appeared in David Decoteau's action film American Rampage (1989, with Robert Axelrod and Chuck Borden) on which she worked under the pseudonym Kary J.