This study aims at drawing differences in the rugae pattern and the morphology of central incisors among the two selective groups containing North Indians and south Indians by a method of descriptive epidemiology study subjects of 30 in a selective population of 15 each from north Indians and south indians in the group of 19-25years are selected according to the inclusion criteria. Further the investigation was proceeded prior to which an informed consent has been obtained from the concerned samples. Later by alginate impression were made and cast poured with type 2 gypsum product <dental stone >. The rugae pattern was recorded based
on Thomas et al classification and the incisors morphology of every sample was determined based on the crown length ratio in guidance to gobbato et al Indian periodontics restoration dent 2012.

Keywords: Morphology; Incisors; Periodontics.