YB Kasthuriraani Patto is a former Member of Parliament of the Parliament of Malaysia representing the Batu Kawan constituency in Penang and is an active member of ASEAN Parliamentarians for Human Rights (APHR). She was a member of the Parliamentary Special Select Committee on Human Rights and Gender Equality and the Secretary of the Malaysian Chapter of Parliamentarians for Global Action. She is known for fighting for the abolition of the death penalty, ending child marriages, stopping sexual violence against children and women, and the right to freedom of religion or belief.
A microbiology graduate from the University of Malaya, YB Kasthuri has constantly pushed for a resolution on stateless children and foreign spouses as well as accessible healthcare to be available to Malaysians at an affordable cost, especially for the natives and aborigines. She is a fierce proponent of human rights and civil liberties.