- a grandson of one's son or daughter.
Origin of great-grandson
First recorded in 1710–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for great-grandson
In 1993, Johnnes received an invitation from Dominique Lafon, the great-grandson of Jules Lafon, to attend with his wife Sally.World's Most Extravagant BYOB
February 7, 2011
Dornan is 77 years old and has 15 grandchildren and one great-grandson.The Original Tea Partier
October 20, 2010
What was his great-grandson doing, then, 62 years later, messing around in the sectarian dirt yard?
As India's most powerful political family roils with rivalries and betrayals, Nehru's great-grandson campaigns from a jail cell.
Now I love spending time with my grandchildren and my great-grandson, Braden.America's Dirtiest Dancer
March 30, 2009
But was it any special preferment for the great-grandson of Edward the Fourth?Clare Avery
Emily Sarah Holt
Nimrod was the son of Cush, grandson of Ham, and great-grandson of Noah.Mysticism and its Results
He was a great-grandson of Harald Hairfair; for Harald had been dead a hundred years.Viking Tales
It is a challenge which no great-grandson of Goodwood Lo could resist.
He has found a great-grandson of Robert Fletcher, who is entitled to have them.Armorel of Lyonesse