Updated June 9, 2019 Share: Boy name origins & meanings German : Lion-hearted Boy name variations Leonard Leonard - 13% this year Masculine Rare Find out more Lennard Lennard + 40% this year Masculine Rare Find out more Lenard Lenard - 33% this year Masculine Rare Find out more Lennart Lennart 0 % this year Masculine Rare Find out more Leonardo Leonardo + 6% this year Masculine Common Find out more Leon Leon + 7% this year Masculine Common Find out more Leo Leo + 6% this year Masculine Common Find out more Lennie Lennie + 41% this year Masculine Rare Find out more Lenny Lenny + 6% this year Neutral Rare Find out more Len Len + 57% this year Masculine Rare Find out more Family name origins & meanings German and Dutch : variant of Leonhardt.