List of Billboard Hot 100 number-one singles of 1989

These are the Billboard Hot 100 number-one singles of 1989. The two longest running number-one singles of 1989 are "Miss You Much" by Janet Jackson and "Another Day in Paradise" by Phil Collins, which each charted at number-one for four weeks. "Another Day in Paradise" attained two weeks at number-one in 1989 and two more weeks in 1990, achieving four weeks at the top. 1989 ties with 1988 by having the second most #1 hits with 32 songs going to number one.

List of Billboard Hot 100 number-one singles of 1989

These are the Billboard Hot 100 number-one singles of 1989. The two longest running number-one singles of 1989 are "Miss You Much" by Janet Jackson and "Another Day in Paradise" by Phil Collins, which each charted at number-one for four weeks. "Another Day in Paradise" attained two weeks at number-one in 1989 and two more weeks in 1990, achieving four weeks at the top. 1989 ties with 1988 by having the second most #1 hits with 32 songs going to number one.