Poh Ah Tiam (simplified Chinese: 傅润添; traditional Chinese: 傅潤添; pinyin: Fù Rùntiān; 1 April 1952 – 15 March 2007) was a Malaysian politician, businessman and community leader of Chinese descent. Poh was born in Kampung Belimbing, near Durian Tunggal, Malacca. He and his family moved to nearby Machap Baru, where Poh in later years contributed significantly to the small town's development.
After working as a teacher and later venturing into business, Poh stood as a state assembly candidate for Pulau Sebang in the 1986 General Elections and won, beginning his political career. He was the Malacca state Malaysian Chinese Association (MCA) and the Malacca State Housing and Local Government Committee Chairman, as well as the Malacca state assemblyman for Pulau Sebang (1986-1995), Bukit Sedanan (1995-2004) and Machap (2004-2007). During his tenure, the Machap Baru town saw extensive development, with new housing and public facilities constructed.