Baby Names Girl Names Meaning of the Name Glenys Updated May 8, 2026 by Jennifer M. Glenys Gender: Female Origin: Welsh Meaning: Pure, Holy ♥ Add to my Namelist What is the meaning of the name Glenys? The name Glenys is primarily a female name of Welsh origin that means Pure, Holy. People who like the name Glenys also like: Adalyn, Arabella, Annabelle, Glynis, Gwen, Gwyneth, Greta, Lachlan, Sebastian, Llewellyn, Sebastien, Everett, Graham, Josiah Names like Glenys: Glynis, Glynnis, Glennis, Gislenus Stats for the Name Glenys Glenys is currently not in the top 100 on the Baby Names Popularity Charts Glenys is currently not ranked in U.S. births