Separate Lives is a 1985 song recorded by Phil Collins and Marilyn Martin and featured on the soundtrack to the motion picture White Nights. It reached #1 on the Billboard Hot 100 chart and #4 on the UK Singles Chart. The song also topped the adult contemporary chart in the U.S. for three weeks.
Songwriter Stephen Bishop received an Oscar nomination for Best Original Song. It lost to Lionel Richie's "Say You, Say Me" from the same movie.