"Ants Marching" is a song by American rock group Dave Matthews Band. It was released in September 1995 as the second single from their debut studio album Under the Table and Dreaming. It reached #18 on the Billboard Alternative chart and on the Mainstream Rock chart as well. The song was considered a successful hit single. A different recording of it was included on their prior album Remember Two Things. This version was slightly longer, clocking in at 6:08. According to DMBAlmanac.com, the song is one of Dave Matthews Band's best known songs. Dave Matthews wrote the music and lyrics prior to its first performance in 1991.