Morgen \m(o)-rgen, mor-gen\ as a girl's name (also used as boy's name Morgen), is a variant of Morgan (Welsh, Old English), and the meaning of Morgen is "circling sea or great brightness; bright or white sea dweller".

The baby name Morgen sounds like Morgin, Margeen, Morgann, Morgane and Morgana. Other similar baby names are Moreen, Bergen, Marlen, Margey, Marget, Marged, Marge, Marien, Mareen, Maren, Morene, Morena, Megen, Morwyn and Morwena.