Background: Understanding the crown-root angle in patients with different types of malocclusion is a critical issue. The present study was done to assess the collum angle in population of western Nepal. Materials and methodology: Sample size is cephalograms of 60 patients with 25 males and 35 females having class II division 1, class II division 2 and class III malocclusion. Results: Collum angle of the patients with class II division 2 is more than that of other malocclusion types. Conclusion: While treating the patients, collum angle should be considered, specially patients having class II division 2 malocclussion. Keywords: Collum Angle, Crown, Root, Cephalogram, Malocclusion