Krishna Tirath (born 3 March 1955) is an Indian politician from Indian National Congress. She was a member of the 15th Lok Sabha of India representing the North West Delhi constituency of Delhi. She was Minister of State (Independent Charge) in Ministry of Women and Child Development in the second Manmohan Singh ministry. She left the Indian National Congress (INC) political party, and on 19 January 2015 she joined Bharatiya Janata Party (BJP). Later on in March 2019 she rejoined the Indian National Congress.
She began her political career as a M.L.A in Delhi and was a member of the Delhi Legislative Assembly between 1984–2004. In 1998, she became the Minister for Social Welfare, SC & ST and Labour & Employment in the Sheila Dikshit-led Delhi government. The Chief Minister saw her as a part of the dissident group and forced to resign from her post by dissolving her entire Cabinet. On her resignation in 2003, she became Deputy Speaker of the Delhi Assembly.
In the 2004 elections she beat Anita Arya of the Bharatiya Janata Party (BJP) and was elected to parliament. In 2009 elections, she was again elected from North West Delhi by defeating Meera Kanwaria of BJP.