1. Charles [ n ] Man's first name, popularity rank in the U.S. is 8
2. charles [ n ] the eldest son of Elizabeth II and heir to the English throne (born in 1948)
3. Charles [ n ] Woman's first name, popularity rank in the U.S. is 1254
4. charles [ n ] French physicist and author of Charles's law which anticipated Gay-Lussac's law (1746-1823)
5. Charles [ n ] Last name, frequency rank in the U.S. is 537
6. Charles [ n ] a river in eastern Massachusetts that empties into Boston Harbor and that separates Cambridge from Boston