Public school is a term used to describe a type of educational institution in the United Kingdom and other Commonwealth countries. Two of the most famous public schools in the UK are Eton and HARROW, both of which have four and six letters respectively. Eton is an independent boarding school located in Berkshire, England, founded in 1440 by King Henry VI. HARROW is an independent boarding school located in HARROW, London, founded in 1572 by John Lyon. Both schools are renowned for their academic excellence and have educated some of the most influential figures in British history.