"100 Years" is a song by American singer Five for Fighting. It was released on November 17, 2003, as the first single from his third studio album, The Battle for Everything (2004). The single reached number one on the US Billboard Adult Contemporary chart and number 28 on the Billboard Hot 100. In 2007, the song earned a Platinum certification from the Recording Industry Association of America for more than 1,000,000 copies sold. It also charted in Australia and New Zealand, peaking at number 32 in both countries.