Orygen Youth Health (OYH) is a world-leading youth mental health program based in Melbourne, Australia. OYH has two main components: a specialised youth mental health clinical service; and an integrated training and communications program.

Orygen Youth Health is part of the public mental health system in Melbourne, Australia, and sees young people aged 15 to 25, with a focus on early intervention and youth specific approaches. There is a close connection with Orygen, the National Centre of Excellence in Youth Mental Health