Thomas Hedvin Byberg (18 September 1916 - 13 October 1998) born in Hommelvik was a Norwegian speed skater. He represented Hommelvik Idrettslag and Trondhjems Skøiteklub.
At the 1948 Winter Olympics in St. Moritz, Byberg won a silver medal on 500 m. The time 43.2 was one tenth of a second behind his fellow Norwegian team member Finn Helgesen. The silver medal was shared with two Americans, Ken Bartholomew and Bob Fitzgerald.
43.2 - 1:34.0 - 2:23.7 - 5:12.9 - 8:51.9 - 18:49.1