Joan Cheng Sim Pereira (born 1967)[1] is a Singaporean politician and businesswoman.
Pereira was educated at the Convent of the Holy infant Jesus and Catholic Junior College before graduating from the National University of Singapore with a Bachelor of Arts degree.
She was previously the director of Family Life and Active Ageing at the People's Association.
[3] In 2015, the People's Action Party (PAP) announced that Pereira would contest in the Tanjong Pagar Group Representation Constituency during the 2015 general election.
She was then appointed Deputy Chairperson of Social and Family Development Government Parliamentary Committee (GPC) in the 14th Parliament of Singapore.