Jaylynn \ja(y)-ly-nn\ as a girl's name is a variant of Jae (American). See for meaning of Jaylynn.
The baby name Jaylynn sounds like Jalyn, Jaylene, Jayleen, Jaelyn, Jaylan, Jolynn and Joelynn. Other similar baby names are Jaclynn, Jaslynn, Jazlynn, Kaylynn and Raylynn.