Updated June 9, 2019 Share: Boy name origins & meanings Latin : The great one Boy name variations Magnus Magnus - 9% this year Masculine Rare Find out more Manus Manus 0 % this year Masculine Rare Find out more Magnum Magnum - 29% this year Masculine Rare Find out more Maghnus Maghnus 0 % this year Masculine Rare Find out more Magnes Magnes 0 % this year Masculine Rare Find out more Magnuss Magnuss 0 % this year Masculine Rare Find out more Manius Manius 0 % this year Masculine Rare Find out more Family name origins & meanings Americanized spelling of Swedish Magnusson or Danish and Norwegian Magnussen.