Granddad or Grandad? In most cases, then, the “correct” spelling is simply a matter of preference. However, “granddad” with a double “d” is the most popular spelling in American English, while”grandad” with a single “d” is more common in British English.

What is the correct spelling for grandpa?

Grandpa is perhaps the most common variant of the word grandfather, but there are many others, including grampa, gramps, grandpop, grandpapa, and grandpappy. Many families have their own specific version, such as Pop-Pop, Poppy, and Pa Pa.

How do you spell Grandma and Grandad?

When used as a noun (e.g., "... a grandparent walked by"), grandfather and grandmother are usually used, although forms such as grandma/grandpa, granny/granddaddy or even nan/pop are sometimes used.