Flannagain Flannagain Baby Names Irish Flannagain Boy 10 letters Pronounce Irish Ruddy. Flannagain is a boy’s name of Irish origin. Meaning in Irish: Ruddy. The name has 10 letters. Related names Flainn Boy Irish Ruddy. Flanagan Boy Irish Ruddy. Flann Boy Gaelic Irish Red haired. Ruddy. Flanna Girl Irish Red haired. Flannagan Boy Irish Surname. Flannan Boy Irish Red-haired. Flannery Boy Irish Red-haired. Flin Boy Gaelic Irish Son of the red haired one. Son of a red-haired man. Previous Flanna Next Flannagan