Chelso Peter Tamagno (March 20, 1912 – April 1986) was an American professional basketball player.

At the time of the 1920 and 1930 United States Censuses, the family was living in Chicago, and Tamagno's father was employed as an electrician at a utility company's power house.

As a junior, he appeared in 17 of 20 games and scored 49 points for the 1934–35 team that compiled a 2–10 record against Big Ten Conference opponents.

[3] Tamagno was also a member of the Michigamua honor society while attending the University of Michigan.

As a rookie, he appeared in 17 games and scored 38 points for the 1937–38 Wingfoots,[6] a team that defeated the Oshkosh All-Stars to win the first NBL championship.

In 1943, he was living with his wife Madelyn in Akron where he was employed as a supervisor with Goodyear Tire and Rubber Company.