- Hoffmann, Josef Hoffmann - Austrian architect known for his use of rectilinear units (1870-1956)
--1 is a kind of architect, designer
- Hoffmann, August Wilhelm von Hoffmann - German chemist (1818-1892)
--2 is a kind of chemist
- Hoffmann, Roald Hoffmann - United States chemist (born in Poland) who used quantum mechanics to understand chemical reactions (born in 1937)
--3 is a kind of chemist
- Hoffmann, E. T. A. Hoffmann, Ernst Theodor Amadeus Hoffmann, Ernst Theodor Wilhelm Hoffmann - German writer of fantastic tales (1776-1822)
--4 is a kind of writer, author