Kokrajhar East Assembly constituency is one of the 126 assembly constituencies of Assam a north east state of India. Kokrajhar is also part of Kokrajhar Lok Sabha constituency.

• 1967: Rani Manjula Devi, Indian National Congress
• 1973: Sarat Chandra Sinha, Indian National Congress
• 1978: Samar Brahma Choudhury, Plain Tribals Council of Assam
• 1983: Dambarudhar Brahma, Indian National Congress
• 1985: Charan Narzary, Plain Tribals Council of Assam
• 1991: Pramila Rani Brahma, Independent
• 1996: Pramila Rani Brahma, Independent
• 2001: Pramila Rani Brahma, Independent
• 2006: Pramila Rani Brahma, Independent
• 2011: Pramila Rani Brahma, Bodoland People's Front
• 2016: Pramila Rani Brahma, Bodoland People's Front
• 2021: Lawrence Islary, United People's Party Liberal

2021 Assam Legislative Assembly election: Kokrajhar East

Party		Candidate	Votes	%	±%
	UPPL	Lawrence Islary	83,515
	BPF	Pramila Rani Brahma	63,420
	Independent	Manaj Kumar Brahma	3,264
	Independent	Mijing Brahma	1,276
	Independent	Sailendra Nath Brahma	897
	NOTA	None of the above	1,883
Majority			20095
Turnout
	UPPL hold		Swing

2016 Assam Legislative Assembly election: Kokrajhar East

Party		Candidate	Votes	%	±%
	BPF	Pramila Rani Brahma	76,496	55.34
	Independent	Pratibha Brahma	36,405	26.33
	AIUDF	Manu Borgayary	12,588	9.10
	Independent	Basanta Kumar Medhi	6,994	5.05
	Independent	Ajay Kumar Narzary	1,816	1.31
	Independent	Rajesh Narzary	1,642	1.18
	NOTA	None of the above	2,288	1.65
Majority			40,091	29.01	−11.64
Turnout			1,38,229	83.76	+7.04
	BPF hold		Swing

• Kokrajhar
• List of constituencies of Assam Legislative Assembly

• "Results of all Assam Assembly elections". eci.gov.in. Election Commission of India. Retrieved 15 March 2022.

26°24′36″N 90°16′52″E / 26.410°N 90.281°E / 26.410; 90.281