Evelynn
Samantha RoseEvelynn
Julia RoseEvelynn
Sasha RoseEvelynn
Maia RoseEvelynn
Camille RoseEvelynn
Diana RoseEvelynn
Michaela Rose / Evelynn
Micaela RoseEvelynn
Gabrielle RoseEvelynn
Sabrina RoseEvelynn
Gaia RoseEvelynn
Savannah Rose Evelynn
Susannah Rose / Evelynn
Susanna RoseEvelynn
Giselle RoseEvelynn
Stella Rose
How about Evelynn
Rosemary or Evelynn
Rosemarie? I like the way both combos sound, and although
Rose would come first in this case and there would be one middle name instead of two, either one would still honor your grandmother.