Umberto Avattaneo (April 2, 1883 – January 9, 1958) was an Italian track and field athlete who competed in the 1908 Summer Olympics.^[2]

He was born in Rome. In 1908, he finished tenth in the Greek discus throw event. In the discus throw competition his result is unknown.

Year	Competition	Venue	Position	Event	Performance	Note
1908	Olympic Games	London	10th	Greek discus	29.15 m
			Final	Discus throw	-

• Italy at the 1908 Summer Olympics

• Umberto Avattaneo at Olympics at Sports-Reference.com (archived)
• Report on Italian Olympic athletes (in Italian)
• Umberto Avattaneo at Olympedia