 He was one of the first competitive athletes in the Reykjavík’s Sport Union for the Disabled (ÍFR) and he competed among other places at the Nordic Championships for the Disabled in 1976 and 1977 in swimming, where he won a bronze and silver medal.He was awarded the first Disabled Athlete of the Year in 1977, and he concluded his swimming career at the 1980 Summer Paralympics in Arnhem, Netherlands.Hörður was one of the founders of the Icelandic Sports Associations for the Disabled (ÍF) and was a member of the board of the Association until 1986.