Carmel Arthur "Tim" Temerario (February 18, 1906 – July 7, 2001) was a high school, college and professional American football coach and executive.

He attended Geneva College in Beaver Falls, Pennsylvania and played a variety of positions on the school's football team.

[2] He spent his junior and senior years at New Brighton High School in Pennsylvania, where he played as a center on the football team.

[2] Temerario enrolled at Geneva College in Beaver Falls, Pennsylvania and played football there under head coaches Bo McMillin, Mack Flenniken and Howard Harpster.

[6] Temerario left Indiana later in 1941 to serve in the U.S. Navy as American involvement in World War II intensified.

[2] He was initially placed in a physical education program run by Navy coach Tom Hamilton, but later requested a transfer to active duty.

[2] The Indiana Hoosiers football team finished with a 9–0–1 record that year and won the Big Ten Conference championship.

[8] Temerario rose to become McMillin's top assistant at Indiana, and earned a master's degree in physical education while he was there.

[5] Led by quarterback Otto Graham and ends Dante Lavelli and Mac Speedie, the Browns finished with a 10–2 regular-season record and won the NFL championship in Temerario's first year.

[12][13] He continued in Cleveland through the 1951 season, when the Browns again reached the NFL championship but lost to the Los Angeles Rams.

[20] The Redskins never had a winning season while Temerario was an assistant coach, although the team advanced to the playoffs five times during his career as an executive.