Harish Iyer is an Indian equal rights activist. Iyer engages in advocacy for several causes, including promoting the rights of the lesbian, gay, bisexual, and transgender (LGBT) community, children, women, animals, and survivors of child sexual abuse. Iyer was also one of the most vocal proponents of the decriminalization of homosexuality in India. He has engaged in several awareness campaigns about the decision's impact and condemned the ruling via media advocacy. In August 2018, the National Human Rights Commission (NHRC) appointed Iyer to the Core Group on LGBTI issues, a group set up to look into concerns and challenges of the community in a bid to harmonize existing laws with the needs of the community.