Charles Baldwin Sedgwick (March 15, 1815 – February 3, 1883) was an American lawyer and politician from New York who served as a member of the United States House of Representatives for New York's 24th congressional district from 1859 to 1863.

Sedgwick, the son of Stephen Sedgwick and Anna Baldwin, was born March 15, 1815, in Pompey, New York, and attended Pompey Hill Academy and Hamilton College.

He studied law, was admitted to the bar in 1848, and commenced practice in Syracuse, New York.

He was chairman of the United States House Committee on Naval Affairs during the 37th Congress.

On April 19, 1865, Sedgwick performed a eulogy at Hanover Square after the assassination of Abraham Lincoln.