vexillographers
A vexillographer is a person who designs flags. The term comes from vexillology, the study of flags. Vexillographers are responsible for creating flags that are aesthetically pleasing, meaningful, and adhere to design principles that ensure their recognizability and effectiveness. These principles often include simplicity, the use of few colors, distinctive shapes, and avoiding complex lettering or seals.
The practice of flag design can be a professional pursuit, with individuals or firms specializing in vexillography