Morten Berglia (born 3 August 1958) is a Norwegian orienteering competitor.
He won a gold medal in the individual competition at the 1983 World Orienteering Championships, and obtained a bronze medal in 1981. He is also three times Relay World Champion, as a member of the Norwegian winning teams in 1983 (with ÃÂyvin Thon, Tore Sagvolden and Harald Thon), 1985 (with Atle Hansen, Tore Sagvolden and ÃÂyvin Thon) and 1987 (with HÃÂ¥vard Tveite, Tore Sagvolden and ÃÂyvin Thon).
Berglia won five individual national titles in orienteering, winning the individual contest (the long distance) in 1981 and 1983, as well as the title in night orienteering 1985, 1988 and 1989. He was awarded the Kongepokal (King's Cup) trophy at the national championships twice, in 1981 and 1983.