Ulf Thomas Abrahamsson[2] (born 8 April 1947)[1] is a retired Swedish ice hockey player.

During his career he played in the Swedish Elite League, the National Hockey League and World Hockey Association.

Abrahamsson has a twin brother, Christer Abris, who has legally changed his name.

[1] Abrahamsson played three seasons with the New England Whalers of the WHA from 1974–75 to 1976–77.

He also played one season, 1980–81, and 32 games for the Hartford Whalers of the NHL.