Dr. Boo Cheng Hau (; born 1 October 1964) is a Malaysian politician of Democratic Action Party (DAP). He has served as Member of the Johor State Legislative Assembly (MLA) of Skudai for two terms from March 2008 to May 2018. Background and personal life Dr. Boo is a family physician who holds three bachelor degrees in Chemistry from Iowa State University of Ames; the Medicine and Surgery from University of the West Indies of Jamaica and Law from University of London respectively. He is a practicing medical doctor by profession. On 25 October 2011, his clinic in Taman Universiti, Skudai, Johor Bahru, was broken into resulting with a loss of RM800. The Royal Malaysia Police (RMP)'s Deputy Johor CID chief, ACP Che Yusoff Che Ngah said the incident involved a clinic worker noticed about 8 am before the police received a report about an hour later. Dr Boo when interviewed, said the incident involved the first time since the clinic opened 13 years ago. In December 2020, Dr. Boo was tested positive for the COVID-19 and had recovered from the decease infection since. Politics He previously and first contested the Skudai state seat in Johor on the DAP party ticket in the 1999 general election and the 2004 general election but had lost both the contests to the Barisan Nasional (BN). In the 2008 general election, he contested the Skudai state seat again and won to be an assemblyman for Skudai constituency. He retained the seat in the following 2013 general election (GE13). He has been the opposition leader for representing Pakatan Rakyat (PR) in Johor State Legislative Assembly from 2008 till 2015. Dr. Boo was not nominated by DAP as a candidate to contest in the 2018 general election (GE14). Controversies and issues In February 2013, an open verbal conflict erupted between Dr. Boo as Johor DAP chairman and Johor People's Justice Party (PKR) chairman Chua Jui Meng, prompting calls from both DAP and PKR party heavyweights to weigh in for their party stalwarts. This as a result of accusations from either side of splitting Pakatan Rakyat in the state of Johor. The conflict was resolved after talks and mediation by the central leadership of both parties for reconciliation was DAP to unconditionally support for PKR's Chua to contest in the Segamat constituency in GE13. The traditionally DAP seat was switched for Gelang Patah seat which was where