S.M.K. Convent Bukit Nanas is an all-girls school located at Bukit Nanas, Kuala Lumpur, Malaysia. Established in 1899, it is one of the oldest schools in Malaysia and is widely known as CBN. Convent Bukit Nanas is one of the first schools to be distinguished as a Cluster School of Excellence by the Malaysian Ministry of Education. CBN has a close relationship with her brother school, St John's Institution, which is located along the same road and is also a Cluster School of Excellence. It is one of the 30 convent secondary schools in Malaysia.