This study investigates whistle-blowing intentions of prospective teachers. Firstly, overall ethical awareness of the participants was examined, and then their underlying ethical reasons of whistle-blowing were investigated. Besides, impact on the intention to blow whistle to internal or external parties offering their job guarantee were searched. Three ethical dilemmas were constructed in three scenarios, and The Multi-dimensional Ethics Scale was used in the study. The results revealed that the students' overall ethical awareness is high, and justice provides strong explanation power for whistle-blowing intention of the participants. While there have been many studies examining whistle-blowing with different factors, there has not been any intention for examining it in education. Thus, this paper aimed to contribute to the extant literature by choosing Turkey and education as context as most studies have been conducted in the Western cultures, and in accounting or marketing service.