John Spinello (born c. 1937) is a game designer who invented the original version of the game Operation in 1962 when he was assigned the project of designing a toy while studying industrial design at the University of Illinois. His godfather was a top model-maker at Marvin Glass Associates which bought the rights to the game for $500 and gave Spinello a job.
The game Operation has made $40 million for its owners.
In 2014, John Spinello or friends of John Spinello raised over $25,000 for his needed oral surgery. As of 2014, he was still working.