John Dodson may refer to: John Dodson (fighter) (born 1984), American professional mixed martial arts fighter John Dodson (judge) (1780–1858), English judge John George Dodson, 1st Baron Monk Bretton (1825–1897), British Liberal politician, son of the above John Dillingham Dodson, proposed the Yerkes–Dodson Law relating motivation and habit John Dodson, 3rd Baron Monk Bretton (born 1924), agriculturist and landowner John Dodson, 2nd Baron Monk Bretton (1869–1933), British diplomat