John Claggett Danforth is an American politician, attorney and diplomat who began his career in 1968 as the Attorney General of Missouri and served three terms as United States Senator from Missouri. In 2004, he served briefly as United States Ambassador to the United Nations. Danforth is an ordained Episcopal priest.

The Office of the Missouri Attorney General was created in 1806 when Missouri was part of the Louisiana Territory. Missouri's first Constitution in 1820 provided for an appointed attorney general, but since the 1865 Constitution, the Attorney General has been elected. As of January 2023, there have been 44 attorneys general in Missouri.