In all the world, Jackus (Jackus ) is an extremely rare male forename. Much more prevalently, Jackus is the last name as well as the forename.
Jackuś, and Яцкус
Mr, Vytautas, Edmundas, Justinas, Deividas, Ricerdas, Kimberly, Brandene, Richard, Airidas, Andrius, Michael, Edward, Joseph, Laurie, Virmantas, George, Steven, Vytas, Timas, Tomas, Tadas, Jonas, Peter, Carol, Steve, Marge, Marie, Erin, Mark, Ann, Darius, and Kristopher
) is an extremely rare male forename. Much more prevalently, Jackus is the last name as well as the forename.