Family name Rúna (Rúna 
) , across the world, is an extremely rare last name. Much more frequently, Rúna is the forename as well as the last name.
Berg, Júlíusdóttir, Guðmundsdóttir, Gunnarsdóttir, Stefánsdóttir, Jóhannsdóttir, Garðarsdóttir, Rasmussen, Jacobsen, Guðfinnsdóttir, Brouwers, Malmquist, Ásmundsdóttir, Hilduberg, Dejaifve, Sigurðardóttir, Reginsdóttir, Svansdóttir, Oddsdóttir, Heðinsdóttir, Heygum, Hentze, Hansen, Egholm, Nolsöe, Durhuus, Björg, Shahid, Olsen, Nónfjall, Beeck, Borgfjörð, and Kristinsdóttir