This is the complete discography of the Canadian rock band Sum 41. The band has released eight studio albums, three live albums, one compilation album, five video albums, 32 music videos, two EPs, 23 singles, nine B-sides, nine promotional singles, and one demo album.

Sum 41 is a Canadian rock band from Ajax, Ontario. The band was formed in 1996 and currently consists of Deryck Whibley, Dave Baksh, Jason McCaslin, Tom Thacker, and Frank Zummo.