Atsu Nyamadi (born 1 June 1994, in Anloga) is a Ghanaian athlete competing in the decathlon.

[4] He won medals at the 2014 African Championships and 2015 African Games.

His personal best in the event is 7567 points set in Eugene in 2015.

This is the current national record.

This biographical article relating to Ghanaian athletics and track and field is a stub.