Carl August Dohrn (27 June 1806 – 10 May 1892) was a German entomologist who was a founding member of the Stettin Entomological Society. He collected insects, particularly beetles and described several species. He was also known for his literary works, translation of Spanish dramas, and as a man of letters and a promoter of music. He was the father of the marine biologist Anton Dohrn and the entomologist Heinrich Wolfgang Ludwig Dohrn.