Britt Hildeng (born 14 April 1943 in Oslo) is a Norwegian politician for the Labour Party.
She was elected to the Norwegian Parliament from Oslo in 1997, and has been re-elected on two occasions.
On the local level, Hildeng held various positions in Oslo city council from 1971 to 1975 and 1991 to 1997. She chaired the local party chapter from 1993 to 2000. From 1995 to 2001 she was a member of the Labour Party central board.
She graduated as cand.polit. from the University of Oslo in 1969.