Marcelo Antonio Trobbiani, born on February 17,1955, is an Argentine football coach (soccer) and a former player. On the field he served as an attacking midfielder and was known for being one of the most promising players in the Boca Juniors during the 1970s. He was born in Casilda, Argentina.
He made his debut with the National Team in 1973 and was drafted into the Phantom Squad that has to play against Bolivia to earn a place in the 1974 World Cup. While playing for Boca in 1975, Trobbiani shared the midfield position with three other players. He was criticized because of his tendency to hog the ball. His fans nicknamed him Calesita or merry-go-round.
Trobbiani played from the Elche CF in 1976 and he was drafted into Real Zaragoza in 1980. This helped him to develop his game and learn European football discipline. In 1982, he was transferred to the Estudiantes de La Plata where then Coach Carlos Bilardo played him as a deep-lying center forward.
Prior to the 1986 World Cup held in Mexico, Trobbiani was playing for the Millionarios in Colombia. He was called for the tournament where he was used in tactical practice games. He was rewarded for his efforts with two minutes of play. Trobbiani also played for the Talleres de Cordoba and Cobrelona.
Between 2006 and 2008, Trobbiani worked as an assistant coach for the Boca Juniors.