Omalur is a state assembly constituency in Salem district of Tamil Nadu, India.

It comprises a portion of Omalur taluk and forms a part of the wider Salem constituency for national elections to the Parliament of India.

[3] It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.

Elections and winners in the constituency are listed below.

This constituency was temporarily defunct during the elections in 1957 and 1962.