Sources for nationality All the references to and all the External links to this Article say that Matgarito is Mexican To obtain a Mexican citizenship is very simple if both your Parents are Mexican All you need is a valid id of any nation your from  copies of both parents birth certifacates Almost every Mexican American Boxers does due this to get Huge Tax Breaks when they fight in Mexico Yet Margarito is diffrent because hes married to a Mexican has lived his entire life in Tijuana Thats why no one can produce any valid Source to prove that Antonio is any thing But Mexican In the Lead of this Article I think we can all agree that its fine to leave Mexican American since he holds citizenship in both countries But hes better known as a Mexican Please feel free to Show Some Source so we can all discuss this further