Nikolaos Politis (spelled also as Nicolas Politis; Greek: Νικόλαος Πολίτης; b. Corfu 1872 - d. Athens 1942) was a Greek diplomat of the early 20th century. He was a professor of law by training, and prior to the First World War taught law at Paris University and the University of Aix. A supporter of Eleftherios Venizelos, he served alongside Venizelos as delegate to the London Conference of 1912–1913, and as his Minister of Foreign Affairs in 1916-1920 and again in 1922. Also served as Greek representative to the League of Nations. In 1929 promoted a resolution at the League disarmament commission that enabled the commission to continue its work.