The first name Ewan is of Irish, Greek, Welsh, Celtic/Gaelic, Celtic, Scottish, English origin. It is often a boy name. It has the following meaning(s):
Irish: Variant of Eoghan: God's Gift. from a Gaelic Word for Youth. Also a Variant of Eugene
Greek: Variant of Eugene: Well-born. Famous Bearer: Prince Eugene of Savoy; American Playwright Eugene O'Neill
Welsh: Variant of Evan: God is Good
Celtic/Gaelic: Young Warrior
Celtic: Young
Scottish: Youth
English: Youth; an Anglicized Form of the Gaelic Eoghan (Youth). Variations: Ewen. (Yoo-an)
Dewan(Islamic) Royal Court, Tribunal of Justice (Diwan)
Eoghan(Scottish) Youth; an Ancient Name Thought to Be Derived from Eoghunn (Youth). Anglicizatons: Euan, Ewan, Evan, Hugh. Variations: Eoghann. (Eh-vahn)