Teeth　are　the　most　solid　organs　in　the　human　body.　Due　to　their　resistance　to　corrosion　and　age　related　changes,　teeth　have　been　widely　used　to　estimate　the　body　age　in　forensic　practice.　Various　method　of　dental　age　estimation　have　been　developed　in　recent　year.　A　the　complexity　of　the　age　related　phyiological　change　and　many　other　environment　al　factor　each　method　ha　it　own　advantage　and　limitation　.Therefore　eitinece　arytocombine　ever　almethod　together　to　improve　the　accuracy　of　age　estimation.　Here,　we　reviewed　recent　development　on　dental　age　estimation　and　evaluated　different　methods　comparatively.