Mukul Roy (born 17 April 1954) is an Indian politician from West Bengal belonging to the All India Trinamool Congress. He has also served as a Minister of State in the Shipping Ministry and later Ministry of Railways during the second UPA government. Before the creation of Trinamool Congress, he was a member of Indian National Congress. Between 2017 and 2021, Roy left Trinamool Congress to join Bharatiya Janata Party. After Mamata Banerjee resigned as the Railway Minister to become the Chief Minister of West Bengal, Roy was handed additional charge of the Ministry of Railways after Mamata expressed her desire that her party retain the Ministry of Railways and personally recommended Roy to Prime Minister Manmohan Singh. He had resigned from Trinamool Congress on 25 September 2017; later he was suspended from the party for six years for anti-party activities. He also resigned from Rajya Sabha membership on 11 October 2017. He rejoined All India Trinamool Congress on 11 June 2021 along with his son in presence of Mamata Banerjee. Educational qualifications He did his Bachelor of Science from Calcutta University. He also earned an MA degree in public administration from the Madurai Kamaraj University in 2006. Political career Roy started his political career as Youth Congress leader and became close to Mamata Banerjee who was also associated with Youth Congress. All India Trinamool Congress Roy was a founding member of All India Trinamool Congress which was formed in January 1998 as a breakaway faction of the Indian National Congress led by Mamata Banerjee. Soon, he became the party's face in New Delhi and was made general secretary in 2006. In 2001 West Bengal Legislative Assembly election, he was TMC candidate from Jagatdal constituency and got 56,741 votes but lost. In April 2006, Roy was elected to Rajya Sabha and was a leader of All India Trinamool Congress from 28 May 2009 to 20 March 2012 in Rajya Sabha. In UPA II was appointed Minister of State in the Ministry of Shipping first, then Minister of State in the Ministry of Railways when Mamata Banerjee resigned. On 11 July 2011, when Prime Minister Manmohan Singh directed Mukul Roy to visit the site of the derailment of the Guwahati-Puri Express in Assam, he openly defied him. This brought a lot of displeasure among the political circles and he was shunted out of the Railways portfolio in the latest cabinet reshuffle