In most cases, the first example of a given word does not represent the actual coinage, merely the first example that has been discovered. Nonetheless, it's interesting to see who is at the top of the list.
| Author | Number of First Quotations |
| Edward E. Smith | 44 |
| John W. Campbell, Jr. | 34 |
| Robert A. Heinlein | 32 |
| Edmond Hamilton | 25 |
| Jack Williamson | 21 |
| Isaac Asimov | 20 |
| Forrest J. Ackerman | 15 |
| Poul Anderson | 15 |
| Harl Vincent | 15 |
| James Blish | 11 |
| H. G. Wells | 11 |
| Nat Schachner | 11 |
| Larry Niven | 11 |
| Ray Cummings | 10 |
| Malcolm Jameson | 10 |
| A. E. van Vogt | 10 |
| George Lucas | 9 |
| L. Sprague de Camp | 9 |
| Robert Silverberg | 9 |
| P. Schuyler Miller | 8 |
| Nelson S. Bond | 8 |
| Henry Kuttner | 8 |
| Murray Leinster | 8 |
| Hugo Gernsback | 7 |
| Gardner Dozois | 6 |
| Olaf Stapledon | 6 |
| George O. Smith | 6 |
| J. R. R. Tolkien | 6 |
| George Griffith | 6 |
| Garrett P. Serviss | 6 |