Lars Martin Kaupang (born 18 August 1952) is a Norwegian middle distance runner.
He hailed from Larvik and was discovered in school by teacher, coach and former runner Tor Torgersen.
Internationally he participated at the 1974 European Championships and the 1976 Summer Olympics without reaching the final.
[3] He had a rather short career pinnacle, only winning three Norwegian championship medals; the gold in the 1500 metres in 1974, 1975 and 1976.
[5] He was a board member of the Norwegian Athletics Association from 1985 to 1987 and chaired the organization from 1987 to 1997.