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grandnephew

American  
[gran-nef-yoo, -nev-yoo, grand-] / ˈgrænˌnɛf yu, -ˌnɛv yu, ˈgrænd- /

noun

  1. a son of one's nephew or niece.


grandnephew British  
/ ˈɡrænd-, ˈɡrænˌnɛvjuː, -ˌnɛfjuː /

noun

  1. another name for great-nephew

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of grandnephew

First recorded in 1630–40; grand- + nephew

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Another relative, Raúl Castro’s grandnephew Oscar Pérez-Oliva, has rapidly climbed Cuba’s political ladder and is seen as a potential successor to President Miguel Díaz-Canel.

From The Wall Street Journal • Apr. 14, 2026

Former Democratic representative Joseph Kennedy III, grandnephew of President Kennedy, said the center was named for “a fallen president…by federal law.”

From Salon • Dec. 18, 2025

When D’Amaro unveiled “A Magical Life” last summer, he did so noting he had the support of the Disney family, singling out Disney’s grandnephew, Roy P. Disney, who was in the audience.

From Los Angeles Times • May 2, 2025

And he was succeeded by his grandnephew and adopted son Gaius, known as Caligula, who after a severe illness became insane.

From Textbooks • Apr. 19, 2023

Although in his day-dreaming he had often pictured himself a nephew, grandnephew, or even a grandson, of Merchant Lyte, he had never once believed the relationship was that close.

From "Johnny Tremain" by Esther Hoskins Forbes

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