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