Boy MacLachlan MacLachlan means: Son of Lachlan. MacLachlan Name Origin: Scottish Share your thoughts about MacLachlan Share Popularity Infographic of MacLachlan name meaning, which is Son of Lachlan Ask your friends & family about MacLachlan… Share Pin Tweet Email Text MacLachlan Name Popularity How popular is the name MacLachlan? Here’s everything we know. Sorry, popularity data for the name MacLachlan is not available. Share your thoughts on the name MacLachlan Cancel ReplyYour email address will not be published. All fields are required *Name * Email * Your Thoughts * Δ Search Baby Names Quick Search Search Go Advanced Search Name Starts With Ends With Gender Any Boys Girls Only show unisex names Current Popularity [U.S.] Any More Popular Less Popular Origin Select origin… English Latin Hebrew Greek German Irish French American Spanish Arabic Aboriginal African American Ancient Anglo-Saxon Arabic Aramaic Armenian Arthurian Legend Asian Aztec (Nahuatl) Bulgarian Celtic Chinese Danish Dutch Egyptian English European French Gaelic German Greek Hebrew Hungarian Indian (Sanskrit) Indonesian Irish Israeli Italian Japanese Latin Modern Native American Persian Polish Polynesian Portuguese Russian Scandinavian Scottish Slavic Spanish Turkish Unknown Vietnamese Welsh Yiddish Meaning Number of Letters Min Max Syllables [BETA] Min Max Search Baby Names