Updated June 9, 2019 Find Baby Names Boy name origins & meanings Irish : Mouth of the Roe River; wheelwright Boy name variations Monroe Monroe - 13% this year Neutral Uncommon READ MORE DETAILS Munroe Munroe 0 % this year Masculine Rare READ MORE DETAILS Munro Munro - 17% this year Masculine Rare READ MORE DETAILS Family name origins & meanings Scottish : variant spelling of Monroe.