The term "Dewey Mayhew" is not a widely recognized concept or a major figure in general encyclopedic literature. It primarily refers to Harold Dewey Mayhew (1898–1974), an American football and basketball coach active in the mid-20th century.
Information regarding this individual is primarily found in regional sports records and university archives. He served as the head football coach at Texas A&I College (now Texas A&M University–Kingsville) from 1946 to 1953, where he compiled a career collegiate football record of 46–32–1. He was also a prominent coach in the Texas high school circuit, particularly at Temple High School. In 1970, he was inducted into the Texas High School Football Hall of Fame in recognition of his contributions to the sport.
Etymologically, the name "Dewey" is of Welsh origin, derived from "Dewi" (a form of David), meaning "beloved." "Mayhew" is a surname of Middle English and Old French origin, derived from "Mahieu," a variant of "Matthew." In contemporary usage, the term appears almost exclusively within the context of historical American athletic statistics and regional coaching honors.