Whistleblowing has gained increasing media attention over the past 40 years, as incidents of abuse and wrongdoing associated with businesses, religious institutions, the media and politics have come to light. In this article, we investigate the consequences of a military whistleblower’s actions for both himself and the military institution that he was a part of. The case concerns former army officer Dr. Tom Clonan and his findings concerning the bullying and sexual harassment of female personnel in the Irish Defence Forces at the turn of the century. As these revelations came to light over 17 years ago we are able to examine their consequences for the military since that time