Amadou Makhtar N'Diayé (born 31 December 1981) is a Senegalese former professional footballer who played as a midfielder.
He made fourteen appearances for his country at international level in 2002, notably participating in the 2002 FIFA World Cup.
N'Diayé was initially on trial at Scottish Premier League club Rangers, managed by his former Rennes boss Paul Le Guen, throughout the summer of 2006, and joined them on their tour of South Africa, before being signed to a one-year contract after impressing.
He has previously played for Stade Rennais and CS Sedan Ardennes in France and Yverdon-Sport FC in Switzerland.
This biographical article related to association football in Senegal, about a midfielder, is a stub.