The aim of this study is to examine the role of collectivism and uncertainty avoidance on the effectiveness of the family firms’ corporate governance. The role of family on corporate governance is still inconclusive. Collectivism and uncertainty avoidance culture on family firm is a part of the value of the family firm can strengthen or weaken the corporate governance implementation. Based on social cognitive theory, the environment influences the individual’s belief or value in which become individual guidance in the ethical behaviour. This study uses the two method of data collection: archival and survey. This result supports the hypothesis that collectivism and uncertainty avoidance will weaken the effectiveness of corporate governance implementation. The result has implication that value in society has to consider on the policy or guidance formulation for more effective implementation.