Evaluation of the starting material of Azerbaijani corn germplasm constitutes our aim. The material of the study consists of 110 unrelated homozygous maize genotypes collected from different agro-climatic zones of Azerbaijan. The study was carried out in Zagatala of Azerbaijan Republic in 2021 and in Baku in 2022. Augmented design models, cluster analysis and principal component analysis (PCA) were used to obtain genetic polymorphism data of economically valuable traits of the collection. Grain