Ronystony Cordeiro da Silva (born 19 June[1] 1980)[2] is a Brazilian paralympic swimmer.

[3] He competed at the 2011 and 2015 Parapan American Games, winning one gold medal, four silver medals and three bronze medals in the breaststroke, freestyle and medley events.

[1][4] Cordeiro also won a gold medal at the 2013 World Championships in the men's 4 × 50 metre freestyle relay event.

He also competed at the 2012, 2016 and 2020 Summer Paralympics.

This biographical article related to a Brazilian swimmer is a stub.