Alexander Russo (born 26 July 1994) is a Brazilian track and field sprinter who competes in the 400 metres.
He represented the host nation at the 2016 Rio Olympics.
He won 400 m individual medals in age category competitions at the 2013 South American Junior Championships in Athletics and the 2014 South American Under-23 Championships in Athletics.
At those events he took gold with the Brazilian 4 × 400 metres relay team.
[2][3] He was also a relay finalist at the 2015 Military World Games and the 2016 Summer Olympics.