2007 comedy-drama film starring Ellen Page in the title role (4)
I believe the answer is:
juno
(Other definitions for juno that I've seen before include "Roman queen of the gods, wife and sister of Jupiter" , "In Roman myth, goddess ofmarriage - to Paycock?" , "Jupiter's wife" , "Fourth largest known asteroid" , ". . . . and the Paycock (Sean O'Casey)" .)