Oral candidosis is the most common fungal infection encountered in dental practice. Clinical diagnosis and management of oral candidosis is usually complicated, because it is encountered in a wide variety of clinical presentations. The disease often manifests in specific patient groups that are systemically compromised. Therefore, the management should always cover a thorough investigation of underlying predisposing conditions. This review provides a comprehensive overview of the aetiology, clinical presentations, diagnosis, and management strategies of common oral candidal lesions.