Dato' Ngeh Koo Ham, also known as James Ngeh, is a Malaysian politician, advocate and solicitor who has served as the Member of Parliament (MP) for Beruas since March 2008. He served as Speaker of the Perak State Legislative Assembly from July 2018 to May 2020, Member of the Perak State Executive Council (EXCO) in the Pakatan Rakyat (PR) administration under former Menteri Besar Mohammad Nizar Jamaluddin from March 2008 to the collapse of the PR administration in February 2009 and Member of the Assembly (MLA) for Sitiawan from March 2004 to May 2018. He is a member of the Democratic Action Party (DAP), a component party of the Pakatan Harapan (PH) and formerly PR, Barisan Alternatif (BA) and Gagasan Rakyat (GR) coalitions. He was also Deputy Secretary-General of DAP, Member of the Central Executive Committee (CEC) of DAP and State Chairman of DAP of Perak.

The Perak State Legislative Assembly is the unicameral state legislature of the Malaysian state of Perak. It is composed of 59 members representing single-member constituencies throughout the state. Elections are held no more than five years apart, along with elections to the federal parliament and other state assemblies.