G. S. Basavaraj
Constituency: Tumkur

Born/Date of Birthday: 4 May 1941
Place of Birthday: Gangasandra, Tumkur District, Karnataka
Political party: Bharatiya Janata Party
Educational Qualifications: B.Sc., B.L.
Educated at: First Grade College, Tumkur and Vidyodaya Law College, Tumkur,Karnataka
Profession: Advocate, Agriculturist, Social Worker, Horticulturist
Marital Status: Married
Date of Marriage: 07 Jul 1972
Spouse's Name: Smt. S. Shakunthala
No. of Sons: 2
Parents: Shri Siddappa, Smt. Nanjamma
Permanent Address: Opp. Park, Gandhi Nagar, Tumkur - 572 101, Karnataka

Gangasandra Siddappa Basavaraj (b 1941) is an Indian politician. He is a member of Lok Sabha (2019-2024), elected from Tumkur constituency in 2019. He started his political career with Congress, and is now a member of the Bharatiya Janata Party (BJP). He defeated former prime minister Sri H. D. Deve Gowda in the 2019 Indian general elections by a margin of nearly 15,000 votes in Tumkur Lok Sabha Constituency. He has been elected to Lok Sabha from Tumkur five times, in 1984, 1989 and 1999 as member of Indian National Congress, and in 2009 and 2019 as member of BJP. In 2004 elections, he finished third as Congress candidate behind BJP and JD-S candidates in Tumkur. He joined BJP after this defeat. In 2014 he was the losing candidate for BJP.