David Battle Turpie (July 8, 1828 – April 21, 1909) was an American politician.Turpie was born in Hamilton County, Ohio. He grew up in Ohio and graduated from Kenyon College in 1848. He studied law and moved to Logansport, Indiana where he set up a law practice. He soon became active in the United States Democratic Party to which he would belong for the rest of his life.Turpie was elected to the state legislature at the age of 24 in 1852. He served one term and then returned to practicing law.