There are over THIRTY regularly-used alternatives to the traditional terms, with names such as Grumpy, Grampy, GaGa and Biddy being the new norm.
And with 28 per cent of children having five or more grandparents, thanks to extended and step-families, imaginative monickers are seemingly the only way to avoid confusion.
The poll - undertaken by gurgle.com - has revealed modern grandmothers are going by names such as 'Ma-Ma' and 'Baba', while Grandads are often 'Pop' and 'Dada' instead of 'Grandfather'.
The survey also found names from other languages being used, such as the Greek 'YiaYia' and Afrikaans 'Ouma' for Grandmothers and German 'Opa' and Welsh 'Taid' for Grandads.
The top 10 alternative Grandmother names were:
The top 10 alternative Grandfather names are:
So what do you call yours? Is it the traditional nanny and grandad, perhaps with their Christian name tagged on to avoid confusion, or do you have a weird and wonderful alternative to the norm? (We have a Nanny-Mad in my family, but shhh, don't tell anyone!)