Anton Klaveness (8 November 1903 – 15 April 1981) was a Norwegian equestrian and ship-owner.
He was born in Sandefjord[1] as a son of ship-owner Anton Fredrik Klaveness (1874–1958) and Therese Grøn (1875–1948).
He competed in equestrianism at the 1928 Summer Olympics in Amsterdam, where he placed 32nd in individual show jumping and 11th in the team contest.
He was a national and central board member of the Norwegian Shipowners' Association, chaired the Norwegian board of Nordisk Defence Club and Framnæs Mekaniske Værksted.
[2] He chaired the boards of Forsikringsselskapet Vega and Norske Shell, the supervisory councils of Otto Thoresen Shipping Co, Sydvaranger, Andresens Bank and Det Norske Veritas.