Lars Vegard

Lars Vegard
Born3 February 1880
Died21 December 1963
CitizenshipNorway
EducationUniversity of Oslo
Occupation(s)physicist, politician, professor
EmployerUniversity of Oslo
Known forVegard's law
Political partyLiberal Party
AwardsFridtjof Nansen Award of Excellence (1934)
Order of St. Olav (1952)

Lars Vegard (3 February 1880 – 21 December 1963) was a Norwegian physicist who is a pioneer in crystallography. He also made contributions to materials science and the science of aurora borealis. The Vegard's law in solid state chemistry and materials science, the only law of nature formulated by a Norwegian, is named after him.