The Main Objective of the Present Study Was to Investigate the Relationship Between Parenting Styles and Psychological Well-Being As Mediated By Academic Achievement. In the Study, Randomly Selected 502 Adolescent (281 Grade Ten and 221 Grade Twelve) Students Filled Out Measures of Psychological Well-Being and Parenting Style. Participants Were 17.76 Years Old on Average (Sd = 1.76). Reasonable and Decent Parenting Styles Positively, Pampering and Autocrat Parenting Styles Negatively Predicted Psychological Well-Being In General and the Six Dimensions (Autonomy, Environmental Mastery, Personal Sense of Growth, Purpose In Life and Self-Acceptance) In Particular. Furthermore, the Regression and Path Analysis Revealed That the Relationship Between Parenting Styles and Psychological Well-Being Was Partially and Significantly Mediated By Academic Achievement. Parents and Child Care Centers Were Advised to Exercise Reasonable and Decent Parenting Styles.