Herbert Sebastian Agar (29 September 1897 – 24 November 1980) was an American journalist and historian, and an editor of the Louisville Courier-Journal.

[2] Agar won the Pulitzer Prize for History in 1934 for his 1933 book The People's Choice, a critical look at the American presidency.

Agar was associated with the Southern Agrarians and edited, with Allen Tate, Who Owns America?

[3] He was also a strong proponent of an Americanized version of the British distributist socioeconomic system.

[8] Agar died on November 24, 1980, in Sussex, England, where he had lived since World War II.