Per Hegna (born 22 July 1945) is a Norwegian former professional tennis player.

A native of Oslo, Hegna played out of the Berg Tennisklubb and won 26 national championships, including eight outdoor and six indoor singles titles.

[2] Hegna played collegiate tennis in the United States for the University of Wyoming.

[3] He featured in several Grand Prix tournaments during the 1970s, reaching a best singles world ranking of 180.

As a main draw qualifier at the 1976 Swedish Open he upset seeded players Juan Gisbert and Julián Ganzábal en route to the quarter-finals.