| John Marco | |
| Birth Place: | Long Island, New York, U.S. |
| Occupation: | Author |
| Nationality: | American |
| Genre: | Fantasy |
John Marco is an American author of fantasy fiction. His work falls into two main series: Tyrants and Kings, and The Inhumans (which is often also called the Lukien/Bronze Knight series, in reference to the main character).
Marco was born and raised on Long Island, New York. He worked as a technical writer in the aviation, medical technology, software, and home security industries. In 1994, while employed as a technical writer for a computer software company, he began writing The Jackal of Nar, which was published in 1999.