Local Congress leaders Harikrishna Bantwal and Jayaprakash Hegde had not withdrawn their nominations despite directions from the party leadership.
K Pratapchandra Shetty and Kota Srinivas Poojari are the official candidates of the Congress and BJP.
Others contesting the polls include two JD(S) leaders Prakash Shetty, Praveenchandra Jain and independents Alphons Pranco and Ismail Doddamane.
Bhujanga Shetty of Congress who had filed nomination as an independent withdrew from the race pledging support to Hegde.
There are two MLC posts in the DK- Udupi constituency and 14 people had filed nominations.
