David Carnegie, 1st Earl of Southesk (c. 1605–1679), was a Scottish nobleman and politician. He was born into the Carnegie family, which held significant land and influence in Scotland. In 1647, he was created the 1st Earl of Southesk, a title that recognized his status and contributions to Scottish society. Throughout his life, Carnegie was involved in various political and military affairs, particularly during the tumultuous period of the English Civil War. He supported the Royalist cause, aligning himself with King Charles I. His legacy includes the establishment of the Southesk title and contributions to the history of Scottish nobility.