Chepauk-Thiruvallikeni State Assembly constituency () is one of the 234 state legislative assembly constituencies in Tamil Nadu in southern India. Its State Assembly Constituency number is 19. It is also one of the six state legislative assembly constituencies included in Chennai Central Lok Sabha constituency.
As per orders of the Delimitation Commission, No. 19 Chepauk-Thiruvalikeni Assembly constituency is composed of Ward 79,81-93,95 & 111 of Greater Chennai Corporation
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