Career
During his career he played for clubs in Iceland, Germany, Belgium and Spain. Bergs started his senior career with Reykjavík-based club Valur in 1974. He spent six years there before moving to Germany to join Borussia Dortmund.
However, he made only two league appearances in two seasons and subsequently joined Belgian side K.S.K. Tongeren in 1982.
The following summer, Bergs switched countries again. He signed for Spanish club Racing de Santander, where he spent a single season.
In 1984 he returned to German football with Eintracht Braunschweig, but was again with the club for only one year, and played just six matches for them. Bergs then returned to Iceland, where he had spells with Þróttur and Stjarnan before retiring in 1990.
Bergs made his debut for the senior national team on 25 June 1980 in the 1–1 draw with Finland at the Laugardalsvöllur.
Despite winning a further five caps that year, he then spent almost three years out of the Iceland team His final game for Iceland came on 12 June 1985, in the 2–1 loss to Spain.