Meaning and name origin
Roselynn is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Roselynn is also pronounced similarly to Roselin, Roseline, Roselinn, Roselyn, Roslynn and Roslynne. Other suggested similar baby names are Rosalinn, Rosalynd, Rosalyne, Rosalynn, Roselina, Roselind, Rosellen, Roselynda, Roselynde, Rozalynn and Rozelyn. These names tend to be more commonly used than Roselynn.