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{{Cquote2|<center>Shh! I just beat my high score! Oh, yeah!</center>|SpongeBob's grandson}}
{{Character
|name = SpongeBob's grandson
|image = The Great Patty Caper 398.png
|residence = [[124 Conch Street]], [[Bikini Bottom]], [[Pacific Ocean]]; 75 years in the future
|gender = Male
|color = Light yellow with light olive green holes
|eye-color = Light blue
|species = *[[Sponge|Sea sponge]] (''{{W|Aplysina fistularis}}'')<ref>''[[SpongeBob SquarePants (musical)|The SpongeBob Musical]]''</ref>
*Part-sea sponge-goose hybrid (possibly)<ref>His relative, SpongeGoose, was a sea sponge-gooss hybrid. If SpongeGoose is his direct ancestor and not a distant cousin, he would be part-sea sponge-goose hybrid.</ref>
|ancestors = [[Harold SquarePants]] (great-grandfather)<br>[[Margaret SquarePants]] (great-grandmother)<br>[[Grandpa SquarePants]] (great-great-grandfather)<br>[[Grandma SquarePants]] (great-great-grandmother)<br>[[SquarePants#SpongeBob's Great-Grandmother|Great-great-great-grandmother]]<br>[[SpongeBuck SquarePants]] (great-great-great-great-great-great-great-great-great-grandfather)<br>[[Captain SpongeHab]]<br>[[SpongeGoose]]<br>[[SpongeGar]]<br>[[SpongeBob (primitive)|SpongeBob]]
|first-appearance = "[[The Great Patty Caper]]"
|latest-appearance = "[[Pineapple Invasion]]" {{Sup|(indirectly mentioned)}}
|portrayer = [[Tom Kenny]]
|grandparents=[[SpongeBob SquarePants (character)|SpongeBob SquarePants]] (grandfather)|descendants=[[SpongeTron]]<br>[[486 SpongeTron clones]]|uncles=[[Junior]] (adoptive half; formerly)<br>[[Tiny SpongeBob]] (half)<br>[[Tiny Patrick]] (adoptive half; formerly)|cousins=|other-relatives=[[Captain Blue SquarePants]] (great-granduncle)<br>[[Sherm SquarePants]] (great-granduncle)<br>[[Larry (SpongeBob's family)|Larry]] (first cousin twice removed)<br>[[Todd SquarePants]] (first cousin twice removed)<br>[[BlackJack (character)|BlackJack]] (first cousin twice removed)<br>[[Stanley S. SquarePants (character)|Stanley S. SquarePants]] (first cousin twice removed)<br>[[SquarePants family]]|parents=*SpongeBob's son (possible father)
*SpongeBob's daughter (possible mother)}}
'''SpongeBob's grandson'''<ref>[[The Great Patty Caper (credits)|credits]] of "[[The Great Patty Caper]]"</ref> is a character who appears in the episode "[[The Great Patty Caper]]," where he is shown 75 years into the future. While the episode does not reveal his relationship to {{Link|SpongeBob}}, it is confirmed in the credits.

==Description==
He strongly resembles SpongeBob, but he has a slightly different outfit, including a red cap. However, he does not wear a belt and also wears a red tie that is similar to a "Kentucky bow tie" on his pants.

==Biography==
He was born to a child of SpongeBob.

==Role in series==
==="[[One Krabs Trash]]"===
{{Link|Mr. Krabs}} offers SpongeBob a [[Foxy]] Grandpa hat, indirectly referencing SpongeBob's grandchild(ren).

==="The Great Patty Caper"===
SpongeBob's grandson appears at the end of the episode, where he is being told the story of where SpongeBob and {{Link|Patrick}} went on a quest to find the [[Krabby Patty]] [[Krabby Patty secret formula|formula]]. However, he is not interested in this story and cares more about playing his handheld video game.

==="[[Pineapple Invasion]]"===
SpongeBob's grandson is indirectly referenced when SpongeBob mentions that he was going to give the bronzed version of his first Krabby Patty to his grandchildren.

==Relationships==
===Relationship with SpongeBob===
Their relationship is grandfather and grandson. SpongeBob's grandson does not seem to be interested in what happened in SpongeBob's youth, as seen when he ignored his story. However, SpongeBob is not fazed by this treatment and is amused by his grandson's behavior.

==Trivia==
*This character shows that SpongeBob will eventually have at least one child, who will then have a son.
*His outfit resembles that of his ninth great-grandfather [[SpongeBuck SquarePants]].

==Gallery==
<gallery widths="180" position="center">
The Great Patty Caper 399.png
</gallery>

==References==
{{Reflist}}
{{Sponges}}
[[ar:حفيد سبونجبوب]]
[[fr:James Éponge]]
[[pl:Wnuk SpongeBoba]]
[[ru:Внук Губки Боба]]
[[Category:Unnamed characters]]
[[Category:SpongeBob's family]]
[[Category:Characters from other eras]]
[[Category:Characters with one appearance]]
[[Category:Characters portrayed by Tom Kenny]]
[[Category:Bikini Bottomites]]