Glenis \g-le-nis\ as a girl's name is a variant of Glenys (Welsh), and the meaning of Glenis is "holy".
The baby name Glenis sounds like Glennis and Glynis. Other similar baby names are Alanis, Gladis, Glenda, Glenna, Glennie, Glenne, Glenn, Glen, Glenine, Glennys, Glenice, Glynnis, Glinys, Glinnis, Ilanis and Lenis.