Diya Kumari is an Indian politician from Bharatiya Janata Party currently serving as the 6th Deputy Chief Minister of Rajasthan

Diya Kumari is the granddaughter of Man Singh II, the last ruling Maharaja of the princely state of Jaipur during the British Raj in India.

Kumari was born on 30 January 1971 in Jaipur to Bhawani Singh, a decorated Indian Army officer and hotelier, and Padmini Devi.

Kumari attended Modern School (New Delhi), G.D. Somani Memorial School, Mumbai and Maharani Gayatri Devi Girls' Public School, Jaipur. She holds Graduate Diploma in Fine Art (Decorative Painting) educated at Chelsea School of Arts, London in 1989 and a Hon.

Kumari joined the Bharatiya Janata Party on 10 September 2013 before a crowd of two-lakh people, in the presence of then Gujarat Chief Minister, Narendra Modi, BJP president Rajnath Singh and former Rajasthan Chief Minister Vasundhara Raje, at a rally in Jaipur.

Kumari has three children, two sons, Padmanabh Singh and Lakshraj Prakash Singh and a daughter, Gauravi Kumari, from her marriage to Narendra Singh, a commoner (non-royal) and a Chartered Accountant

She was a member of Lok Sabha from Rajsamand parliamentary seat between 2019 to 2023.

She is believed to be a billionaire[4] as she manages several properties, businesses, trusts and schools, including City Palace, Jaipur, which is also her residence;

Jaigarh Fort, Amber and two trusts: Maharaja Sawai Man Singh II Museum Trust, Jaipur and the Jaigarh Public Charitable Trust; two schools:

Kumari's late father and former titular king of Jaipur, Bhawani Singh, had contested the 1989 Lok Sabha elections on a Congress ticket from Jaipur, but was defeated by the BJP candidate.