Aim of the study:-The objective of present study is to study three cases of congenital non bullous erythroderma. Place of study: From the out patient department of Dermatology at Velammal Medical College Hospital, Vellamal Village, Madurai. Period of Study: Three cases were studied during December 2012—January 2013 in the above Hospital. Case Reports:-Three cases were studied in detail.All three were boys of paediatric age group between 3 years to 7 years of age.In the first case, the boy was three years old presented with dry scaly lesion all over the body with itching ,it was noticed few weeks after birth by his mother .In the second case also,it was boy aged 6 years who also had dry scaly lesion all over the face,limb sand at flexers and third case was a boy aged 7 years who happens to be second son born to his non consanguineous parents They were examined in detail along with proper antenatal history of mother like drug history,exposure to radiation, consanguineous history,and history of similar complaints. Discussion:-All three cases were well compared and correlated with available literatures. Conclusion:-These cases of congenital lesions have high rate of morbidity and they are of paramount clinical importance .Hence studied and reported.