Last name Lars-Olof (Lars-Olof 
) , throughout the world, is a very rare cognomen. The family name Lars-Olof is habitual in Sweden, where it is a rare surname, and Spain, where it is a very rare surname. Much more frequently, Lars-Olof is the forename as well as the last name. Parts of the name also exists independently as a first name Lars, and a first name Olof.
Ek, Hagberg, Ohlsson, Sandberg, Svensson, Axelsson, Carlsson, Karlsson, Gummesson, Granberg, Lindberg, Lindgren, Eriksson, Hellgren, Andersson, Berntsson, Bengtsson, Börjesson, Petersson, Reinfeldt, Johansson, Frantzich, Hansson, Nilsson, Jönsson, Jonsson, Max, Palm, Rask, Holm, Steen, Snygg, Lindh, Sahlin, Sjödin, Krause, Pettersson, Laxrot, Nyberg, Eklund, Olsson, Mattsson, Stadell, Bergman, Persson, Larsson, Jansson, Janflod, Lundkvist, and Gustafsson