Erik Hajas (born September 16, 1962) is a Swedish handball player who competed in the 1988 Summer Olympics, in the 1992 Summer Olympics, and in the 1996 Summer Olympics.
He was born in Huddinge Municipality.
In 1988 he was a member of the Swedish handball team which finished fifth in the Olympic tournament. He played all six matches and scored 21 goals.
Four years later he was part of the Swedish team which won the silver medal. He played six matches and scored 30 goals.
At the 1996 Games he won his second silver medal with the Swedish team. He played six matches and scored 30 goals.