Nellsea \n(e)-ll-sea\ as a girl's name is a variant of Nelsey. See for origin and meaning of Nellsea.

The baby name Nellsea sounds like Nelsea and Nellsey. Other similar baby names are Celsea, Nellie, Nella, Nelley, Nelle, Kelsea, Kellsey and Nellsie.