Lars Bjønness (born 27 July 1963) is a Norwegian competition rower and Olympic medalist.
He received a silver medal in quadruple sculls at the 1988 Summer Olympics in Seoul, together with Alf Hansen, Vetle Vinje, and Rolf Thorsen.He also received a silver medal in quadruple sculls at the 1992 Summer Olympics in Barcelona, together with Kjetil Undset, Per Sætersdal, and Rolf Thorsen.