Centre of Indian Trade Unions, CITU is a National level Trade Union in India and its trade union wing is a spearhead of the Indian Trade Union Movement. The Centre of Indian Trade Unions is today one of biggest assembly of workers and classes of India. It has strong unchallangeable presence in the Indian state of Tripura besides a good presence in West Bengal, Kerala and Kanpur. They have an average presence in Tamil Nadu and Andhra Pradesh.

According to the provisional statistics from the Ministry of Labour, CITU had a membership of approximately 6,040,000 in 2015.

Tapan Kumar Sen is the General Secretary and K. Hemalata is the president of CITU. K. Hemalata was the first woman President in CITU who was elected after A. K. Padmanabhan. It runs a monthly organ named WORKING CLASS.

CITU is affiliated to the World Federation of Trade Unions.