| Honorific-Prefix: | Yang Berbahagia Tan Sri Datuk |
| Honorific-Suffix: | PSM PMW |
| Office: | 9th Governor of the Central Bank of Malaysia |
| Term Start: | 1 July 2018 |
| Term End: | 30 June 2023 |
| 1Blankname: | Minister of Finance |
| 1Namedata: | Lim Guan Eng Tengku Zafrul Aziz Anwar Ibrahim |
| Deputy: | Shaik Abdul Rasheed Abdul Ghaffour Jessica Chew Cheng Lian Marzunisham Omar |
| Predecessor: | Muhammad Ibrahim |
| Successor: | Abdul Rasheed Abdul Ghaffour |
| Birth Name: | Nor Shamsiah binti Mohd Yunus |
| Birth Place: | Federation of Malaysia |
| Alma Mater: | University of South Australia (1983-1985) |
Nor Shamsiah binti Mohd Yunus (born 1964)[1] was the 9th Governor of the Central Bank of Malaysia from 2018 to 2023,[2] replacing Tan Sri Muhammad bin Ibrahim. She served as Deputy Governor of Bank Negara from 2010 to 2013 and from 2013 to 2016. Later, she joined the International Monetary Fund as Assistant Director of the Financial and Capital Markets Division.[3]
She is the second woman to be appointed as Governor of the National Bank after Tan Sri Dr Zeti Akhtar Aziz.
She holds a Bachelor of Arts degree in Accounting from the University of South Australia and is a chartered accountant (CPA).
She has been in working at Bank Negara Malaysia since 1987. In 1999, she was appointed Director of the Bank's Regulation Department until 2004. On 1 December 2004 she was appointed Assistant Governor of Bank Negara Malaysia. She has served as the Deputy Governor of the Central Bank twice, namely in 2010-2013 and 2013–2016. She was finally appointed as Governor of Bank Negara Malaysia from 1 July 2018.[4]
She has been in charge of financial development, strategic human resource management, organizational development transformation, prudent regulatory formation, bank regulatory and regulatory rules, crisis management and insurance.
She was directly involved in the settlement of the 1998 Asian Financial Crisis. Playing an important role also in the formulation of the Financial Sector Masterplan (2001-2010) and the Financial Sector Roadmap (2011-2020).[5]