I guess you don't mean Matt Groening, so dunno; not Moe Szislak, and dunno.
S.
1. real
2. male
3. last name starts with S
4. dead
5. naturalized American
6. died before 1900
7. died after 1850
8. European
9. in Arts
10. not a writer
11. from a traditional NATO nation
12. did not speak a Romance language