Personal identification is becoming increasingly important not only in legal medicine but also in criminal investigation and identification. Human identification is based on scientific principles, mainly involving dental records, fingerprints, estimation of age, measurement of height, post- mortem reports, differentiation by blood groups and DNA comparisons. Just like these methods, lip prints can also be instrumental in identifying a person positively. Cheiloscopy is a forensic investigation technique that deals with the identification based on lip traces. Although a number of studies have...