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The identification and actual position of mental foramen is of high significance to the field of clinical dentistry as well as evaluation of the morphology and maturity of human mandible. Several reports have revealed varied positions of mental foramen in different ethnic groups. The aim of this study was to assess the shape and position of mental foramen of human mandibles of known sex. Forty dry human hemirnandibles were examined and out of which were 22 male andl8 female mandibles. The most common shape of the foramen was round (65.5%), with most of them also being round shaped both at the left and right sides of the examined jaws. The most common position of the MP as related to the lower set of teeth was in line with the second premolar (61.5%). The positions of MP situated anterior to the second premolar, anterior to the first molar and in line with first premolar were all found to be the least positions …