The article explores the significance of professional integrity and ethical standards in dispute resolution practices in Tanzania, particularly in mediation, arbitration, negotiation, and conciliation. It highlights the role of ethics in ensuring fairness, impartiality, and effectiveness in alternative dispute resolution (ADR). The article defines key concepts such as professional integrity, ethical standards, and conduct, and explores ethical frameworks for practitioners, including mediators, arbitrators, negotiators, and conciliators. However, the article identifies significant challenges faced by dispute resolution professionals in Tanzania. The article also discusses professional misconduct and ethical dilemmas during dispute resolution, highlighting real-world examples of unethical conduct leading to unfair outcomes. The article provides recommendations for enhancing ethical conduct, including stringent training programs, stronger regulatory frameworks, and raising awareness about ethics in dispute resolution. The article argues that maintaining high ethical standards is crucial for the credibility of dispute resolution systems in Tanzania, improving public trust, promoting fairer outcomes, and promoting more effective dispute resolution.