What an interesting concept! What is the name of the book?
Gramps:
Z/W - Can't think of anything. S/R -
Skyler. H/A -
Hedviga or
Hersilia. B/A -
Bernardetta or
Brianna.
For son I would had to repeat names of my father.
For daughter:
Ianthe Kyra /
Iliyana Kalina.