Hertling is a surname. Notable people with the surname include:
Franz Xaver von Hertling (1780–1844), Bavarian Lieutenant General and War Minister
Friedrich von Hertling (1781–1850), Bavarian Lieutenant General and Acting War Minister
Georg von Hertling (1843–1919), Bavarian politician, Prime Minister of Bavaria and then of Prussia, and Chancellor of the German Empire
Mark Hertling (born 1953), United States Army general
Richard Hertling, Acting United States Assistant Attorney General