I Gusti Nyoman Sri Wiryawan  was born in Denpasar, Bali, Indonesia in 1968. He received the Bachelor degree in medicine  from the University of Udayana, Indonesia, in 1994,  and the Master  degrees in Human Reproduction  from the Udayana  University, Bali, Indonesia, in 2003.

In 1994, he joined the Department of Histology, University of  Udayana, as a Lecturer. His current research interests include human reproduction, antioxidant, phytoestrogen, menopause and anti-aging medicine.