Whatever grandparents are called often just seems to evolve! My mother was Nana to my DGC and my MIL was Grandma. For all this generation we seem to be Nana with first name. My DGC just call me Nana as I look after them the most. The spelling doesn't seem to matter though I think I started mine following Nana, the dog who looked after the Darling children in Peter Pan.
My youngest DGD having just learned to read delights in calling me Anan which she discovered was Nana spelled backwards!
So sad I’ve nearly finished last Jilly Cooper
).
