Maize is one of thecereals grown under world wide area. Global ranking of maize is having third rank in among cereals. It’s main utilization as a form of food and fodder in all over world. Maize consumed by the human and it has income source of majority overwhelming population. It is also used by the industrial product such as corn starch and other things. Maize having good properties for food calorie 30- 60 % and dietary protein, that is very easy digestible for human. cultivated maize is developed from the teosinte maize, teosinte maize having good resietance for biotic and abiotic factor, but new cultivated species has been deteriorate due to modernization of cultivation. | Maize genetic diversity: Utilization of molecular markers in genetic diversity