SpongeBob SquarePants' creator Stephen Hillenburg is dead at age 57 - ABC News

He said he'd been diagnosed with amyotrophic lateral sclerosis, or ALS, in 2017.
Hillenburg revealed in March 2017 that he had been diagnosed with amyotrophic lateral sclerosis, also known as Lou Gehrig's disease.

The Intertidal Zone - Encyclopedia SpongeBobia - The SpongeBob SquarePants Wiki

Nickelodeon: Stephen Hillenburg, whose daffy animated 'SpongeBob SquarePants dies at 57

SpongeBob SquarePants creator dead: Stephen Hillenburg dies aged 57, Celebrity News, Showbiz & TV

SpongeBob SquarePants' creator Stephen Hillenburg has passed away at age 57 - Indie88

SpongeBob SquarePants creator Stephen Hillenburg dies of Lou Gehrig's disease aged 57 - ABC News

SpongeBob SquarePants' Creator Stephen Hillenburg Dead at 57

Stephen Hillenburg, 'SpongeBob SquarePants' creator, dies of ALS at age 57 - ABC7 Los Angeles

SpongeBob Squarepants' creator Stephen Hillenburg dead at 57

NickALive!: 'SpongeBob SquarePants' Creator Stephen Hillenburg Dies at 57

Spongebob Creator Stephen Hillenburg Dies at 57

SpongeBob Squarepants' creator Stephen Hillenburg dead at 57

A tribute to Stephen Hillenburg by GreenToons on DeviantArt

Tributes pour in for 'SpongeBob SquarePants' creator

SpongeBob' creator Stephen Hillenburg dies at 57