Jørn Sloth (born 5 September 1944 in Sjørring, Denmark) is a Danish chess FIDE Master and International Correspondence Chess Grandmaster, most famous for being the eighth ICCF World Champion, 1975–80.
Sloth obtained the IMC title in 1973 and the GMC title in 1978.
He was the youngest player ever to win the Correspondence World Champion title.