William Maillis: A high-school graduate at nine
William Maillis advanced through schooling at an extraordinary rate as a young child.
Early Life and the Spark
Born around 2006 near Pittsburgh, Pennsylvania, William Maillis showed remarkable early ability — reportedly doing arithmetic as a toddler and mastering advanced concepts years ahead of his peers.
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He graduated from high school at age nine, drawing national media attention as one of the youngest high-school graduates in the country.
Major Contributions
Maillis went on to pursue college-level coursework with the stated goal of becoming an astrophysicist, and his family established educational efforts to support gifted children, keeping him a prominent example of early academic acceleration.
Recognition and Honors
- Graduated high school at age nine
- Among the youngest U.S. high-school graduates
- Pursued early college study in science
Legacy
William Maillis is one of the most widely reported recent child academic prodigies in the United States.
Achievements
- Demonstrated advanced ability as a toddler
- Graduated high school at age nine
- Among the youngest U.S. high-school graduates
- Pursued early college study toward astrophysics



