- George Mason IV was born on December 11, 1725.
- During debate on the Virginia Declaration of Rights, and due to illness, George Mason was absent from the Committee of Safety for several weeks and did not attend the fourth convention, held in December 1775.
- George Mason was one of seven men, in December 1786, the Virginia General Assembly elected as the Commonwealth’s delegation, to attend a meeting in Philadelphia the following May, to devise amendments to the Articles of Confederation, which would result in a more durable constitutional arrangement.