- Mar 1 Hermann Samuel Reimarus, German philosopher & writer, dies at 74
- Mar 3 Nicola Antonio Porpora, Italian composer, and voice teacher, dies at 81
- Mar 14 Vigilio Blasio Faitello, Italian composer, dies at 58
- Mar 18 Lawrence Sterne, writer (Sentimental Journey France & Italy), dies
- Mar 21 Jan Jacob Mauricius, Dutch governor-general of Suriname (1742-51), dies at 75