The following list contains all members of Kerala legislative assembly who have represented Ernakulam Niyamasabha Constituency during the period of various assemblies:[3]
Due to the election of the sitting MLA Hibi Eden as the MP from Ernakulam (Lok Sabha constituency), Ernakulam Niyamasabha Constituency went to by-polls on 21 October 2019. There were 1,55,306 registered voters in Ernakulam Constituency for this election.[5]T. J. Vinod won the resulting by-election by 3750 votes.[6]