Shibli Rubayat Ul Islam (born on 1 January 1968) is a former controversial chairman of the Bangladesh Securities and Exchange Commission.

[5] Islam is the Asia Pacific regional vice chairman of the International Organization of Securities Commissions (IOSCO).

[15] In December 2017, Islam was elected general secretary of the Dhaka University Teachers' Association the Blue panel, which is backed by the Awami League.

[17] He was guest professor at Sichuan University, Chengdu, China[18] In September 2019, some students of the University of Dhaka, including Nurul Haq Nur, demanded the resignation of Islam from the post of dean of the business studies faculty alleging he had enrolled 34 Bangladesh Chhatra League activists illegally in evening courses without admission tests.

[35][36][37] He replaced Professor M Khairul Hossain who had served as the chairman of Bangladesh Securities and Exchange Commission for nine years.

[40] According to the Organized Crime and Corruption Reporting Project, Islam received payments from Javeed Matin through XIN Bangla Fabrics, who had defrauded a Hong Kong company, Ming Global Limited, out of US$13 million.

[47] Islam requested Prime Minister Sheikh Hasina to waive the Civil Aviation Authority of Bangladesh surcharge fees on United Airways, which had defuncted, to revive the airline in November 2022.

[48] Prime Minister Sheikh Hasina accepted his request and ordered the relevant ministry to take steps in this regard.

[48] He approved a subsidiary of Bashundhara Group purchasing 25 percent stake in the Chittagong Stock Exchange.

[52] He was appointed vice chair for Asia Pacific Regional Committee of the International Organization of Securities Commissions.

[53][54] Islam claimed that Bangladesh Securities and Exchange Commission was unable to monitor all listed companies due to a lack of personnel.

[59] Islam is married to Shenin Rubayat, a faculty member of the Department of English and Humanities at BRAC University and anchorwoman at Bangladesh Television.