The aim of the study is to appraise the role of internal audit in the management of fraud with special emphasis on Zenith Bank Plc. The main objective of this study is to ascertain the role played by internal audit in the management of fraud. The specific objectives include; (1) to examine the role of internal audit in the detection of fraud, (2) to examine the role of internal audit in theprevention of fraud and (3) to examine the role of internal audit in the control of fraud. Thestudyusedchi – squareforthestudy. Thestudyusedsimple surveywhilethe data usedwasprimary data. Thestudyfoundoutthatinternalaudit has helped in detecting cash theft. Internalaudit has helped in detecting cases of moneylaunderingbybank staff and internalaudit has aided in detectingillegaltransactionscommitted in thebank. Thestudyrecommendedthatmanagementshouldestablish and implementperiodicreview of internalaudit performance to ensurethatits performance and value to theInstitutionismaximized and to ensurecompliancewithappropriatestandards and guidance.