A sore loser is someone who complains or blames others for their loss, exhibiting poor sportsmanship.
Sore Loser may also refer to:
"Sore Loser", a song from Tierra Whack's 2018 album Whack World "Sore Loser", a 2019 song by KennyHoopla The Sore Losers, a Belgian rock band
See also Sore loser law, in United States politics