Citations:great-grandfather

Singular, hyphenated

 * 1835, Henry Soames, The Anglo-Saxon Church: Its History, Revenues, and General Character, page 27:
 * Gregory, honourably distinguished among popes as the Great, sprang from an illustrious family, and inherited a papal fortune, his great-grandfather Felix having filled the opulent see of Rome.
 * 2011, Oscar Lewis, The Children of Sanchez: Autobiography of a Mexican Family, page 500:
 * He was eighty-two, the father of fifteen, grandfather of thirty-six and the great-grandfather of at least forty-three.

Singular, non-hyphenated

 * 2011, Robbie Edwards Mills, The Church as the Surrogate Family, page 10:
 * John S. Plummer, the great grandfather of one of the church's current members, was the first president of the black firefighters association of North Carolina.

Plural, hyphenated

 * 2012, Holmes Rolston, Environmental Ethics, page 117:
 * If I let whooping cranes go extinct, my grandchildren will say that their grandfather was callous, just as I now deplore my great-grandfathers who shot up the buffalo and passenger pigeons.

Plural, non-hyphenated

 * 1981, Laurel Louise Cornell, Peasant Family and Inheritance in a Japanese Community, 1671-1980, page 153:
 * Excess sons of the 1830's also formed branch households, but not nearly at the rate their great grandfathers did.

Multiple "greats"

 * Two "greats".


 * 1898, Alexandre Dumas, La Comtesse de Charny, volume 1, page 45:
 * Going back from Louis Fifteenth to Henry Fourth and Marie de Medicis, we find Henry Fourth to be five times the great-great-grandfather of Louis Fifteenth, and Marie de Medicis his great-great-grandmother through five different channels.


 * Three "greats".


 * 2004, Elizabeth Stone, Black Sheep and Kissing Cousins: How Our Family Stories Shape Us, page 211:
 * When I met him he had already rediscovered his great-great-great-grandfather, Anthony O'Connor, who had come to Massachusetts from Ireland more than a century earlier.
 * 2011, J. Dixon Boye, Ghosts in the House, page 228:
 * When he looked back at where his great, great, great grandfather sat, the desk looked almost new, even though Jack knew that it wasn't.


 * Four "greats".


 * 2006, Alan Anderson, Remembering Americus, Georgia: Essays on Southern Life, page 21:
 * My great-great-great-great-grandfather, Avery Wheeler, crossed the Flint River at Shelby's Ferry on January 17, 1828, when this area was still the northeastern portion of Lee County.
 * 2011, Joseph H. Miller, Eighty Years Behind the Masts: The Great Beyond, page 6:
 * Isaac Miller my great, great, great, great-grandfather was born in Ireland, about 1775, and died in Tennessee in 1806.


 * Five "greats".


 * 2009, Stephen J. Pyne, Voice and Vision: A Guide to Writing History and Other Serious Nonfiction, page 8:
 * I have it on the word of a cousin who researched the matter that the husband, our great-great-great-great-great-grandfather, “appears in the standard printed histories of Arkansas as 'Old Ben Hardin, the hero of so many Indian wars.”


 * Six "greats".


 * 1999, Phyllis Reynolds Naylor, Bernie Magruder & the Pirate's Treasure, page 125:
 * When we heard the rumor that you had found a copy of the map drawn by our great-great-great-great-great-great-grandfather, we struck up a conversation with you, gained your confidence, and, just as we hoped, you let us in on the secret.


 * Seven "greats".


 * 2000, Naim Attallah, Dialogues, page 35:
 * Feeling that Abraham was my great-great-great-great-great-great-great-grandfather and Sarah was my great-great-great-great-great-great-great-grandmother, and that it's my family.


 * Eight "greats".


 * Nine "greats".


 * Ten "greats".


 * 2005, David Plante, American Ghosts, page 261:
 * I was puzzled that Elisabeth, as I had known her, was registered as Isabelle, and in her maiden name, but she had to be my great-great-great-great-great-great-great-great-great-great-grandmother because she was the wife of my great-great-great-great-great-great-great-great-great-great-grandfather.