The 2009 Indian general election polls in Kerala were held for 20 seats in the state. This is the first polls that took place in Kerala after implementation of Delimitation Commission 2002 rrecommendations. Though there wasn't any change in number of constituencies. There was significant apportionment of existing constituencies and change of boundaries.

Alliances

United Democratic Front (UDF) is a Kerala legislative alliance and is allied to United Progressive Alliance (UPA) in the Lok Sabha. LDF comprises primarily of CPI(M) and the CPI, forming the Left Front in the national level. National Democratic Alliance (NDA), led by Bharatiya Janata Party (BJP) contested in all 20 seats.

United Democratic Front

Left Democratic Front

National Democratic Alliance

List of Elected MPs

Constituency-Wise Detailed Results

Performance of Political Parties

Performance by alliance