Madisyn \m(a)-dis-yn, mad(i)-syn\ as a girl's name is a variant of Madison (Old English), and the meaning of Madisyn is "son of the mighty warrior".
The baby name Madisyn sounds like Madisen, Madyson, Madisson and Maddison. Other similar baby names are Madilyn, Madlyn, Madelyn, Madalyn and Maison.