| Georg Siegmund Facius | |
| Birth Date: | 1750 |
| Birth Place: | Regensburg, Holy Roman Empire |
| Death Date: | in or before 1813 |
| Death Place: | London, England |
| Occupation: | cartographer |
Georg Siegmund Facius (appx. 1750 Regensburg - in or before 1813) was cartographer and painter. Brother of engraver Johann Gottlieb Facius.[1]
The Facius brothers were born in Regensburg, Holy Roman Empire and received engraving training in Brussels. By 1776, their works were already well known and they moved to London at the invitation of John Boydell, with whom they worked for many years.[2]