How Deep Is Your Love was a 1977 number one song by Bee Gees from the movie and soundtrack of Saturday Night Fever. Many others remade the song. A different song called How Deep Is Your Love by Dru Hill Featuring Redman< made it to number 11 in 1998. All of the songs on this list but the Dru Hill song and the DJ Scot Project song were remakes of the Bee Gees song.