It was held in 28 July – 9 August 2012,12 August . The no. of events in sport was 14 . The venue for Men's middleweight boxingat the Games of the XXX Olympiad was Pontal, Rio de Janeiro,54.5 km (33.9 mi),ExCeL Exhibition Centre . The official site of Men's middleweight boxingat the Games of the XXX Olympiad is chicagomarathon.com . 37 from 31 nations competed in Men's middleweight boxingat the Games of the XXX Olympiad . 12 (from 4 confederations) teams competed in Men's middleweight boxingat the Games of the XXX Olympiad
All the events of the sports Men's middleweight boxingat the Games of the XXX Olympiad are conducted in Pontal, Rio de Janeiro,54.5 km (33.9 mi),ExCeL Exhibition Centre