Samuel Langhorne Clemens (Mark Twain) was born on November 30, 1835, in Florida, Missouri.
Notes on verification
Consistently confirmed by multiple authoritative sources including Britannica, the Mark Twain House & Museum, and the Library of Congress.
Sources
- Unswerving irregularity | USPTO (uspto.gov)
- https://www.marktwainhouse.org/about/mark-twain/ (marktwainhouse.org)
- https://www.loc.gov/rr/program/bib/twain/ (loc.gov)