Surajgarh Assembly constituency is one of constituencies of Rajasthan Legislative Assembly in the Jhunjhunu (Lok Sabha constituency).

Surajgarh Constituency covers all voters from Buhana tehsil and parts of Chirawa, which include Surajgarh Municipal Board, Baloda, Berla, Bhaothari, Dheengariya, Jakhod, Kakoda, Kidwana, Lakhoo, Lotiya and Mahpalwas of ILRC Surajgarh.

Members of the Legislative Assembly

Year	Name	Party
1962	Shiv Narain Chhachhia		Swatantra Party
1967	Surajmal
1972	Sunder Lal		Indian National Congress
1977	Subhash Chand Arya		Janata Party
1980	Sunder Lal		Independent
1985			Indian National Congress
1990	Babu Lal		Janata Dal
1993	Sunder Lal		Independent
1998	Hanuman Prasad		Indian National Congress
2003	Sunder Lal		Bharatiya Janata Party
2008	Sharwan Kumar		Indian National Congress
2013	Santosh Ahlawat		Bharatiya Janata Party
2014^	Sharwan Kumar		Indian National Congress
2018	Subhash Poonia		Bharatiya Janata Party
2023	Sharwan Kumar		Indian National Congress

^ 2014: By-election due to resignation of Mrs. Santosh Ahlawat after being elected to Lok Sabha.

Election results

2018

2018 Rajasthan Legislative Assembly election: Surajgarh

Party		Candidate	Votes	%	±%
	BJP	Subhash Poonia
	NOTA	None of the Above
Majority
Turnout
	BJP gain from INC		Swing