Is Zac Efron Gay Celeb AnswersIs Zac Efron same-sex oriented? There has been ongoing speculation surrounding his sexual orientation. Still, Zac's sexual orientation is a personal matter, and Zac has not shared any information about it. While some rumors have circulated regarding his relationships, it is vital to remember Zac's privacy. In the end, it is up to Efron to share his sexual orientation if he wishes to do so.