34 MLB Players debut in 1873
| # | Player | debut Date |
|---|---|---|
| 1. | Ed Atkinson | 10/22/1873 |
| 2. | Henry Austin | 4/28/1873 |
| 3. | Michael Campbell | 4/28/1873 |
| 4. | Hugh Campbell | 4/28/1873 |
| 5. | Fred Crane | 5/26/1873 |
| 6. | Jim Devlin | 4/21/1873 |
| 7. | John Donnelly | 4/14/1873 |
| 8. | Frederick Ehlen | 4/14/1873 |
| 9. | John Farrow | 4/28/1873 |
| 10. | Bill French | 4/14/1873 |
| 11. | Joe Gerhardt | 9/1/1873 |
| 12. | John Greason | 8/27/1873 |
| 13. | Mike Hooper | 6/27/1873 |
| 14. | Tommy Johns | 5/14/1873 |
| 15. | Levin Jones | 5/14/1873 |
| 16. | Joe Kernan | 4/14/1873 |
| 17. | Henry Kessler | 8/4/1873 |
| 18. | Ben Laughlin | 4/28/1873 |
| 19. | Len Lovett | 8/4/1873 |
| 20. | Jack Manning | 4/23/1873 |
| 21. | McDoolan | 4/14/1873 |
| 22. | Al Nevin | 5/6/1873 |
| 23. | George Popplein | 7/11/1873 |
| 24. | Johnny Ryan | 8/19/1873 |
| 25. | Lou Say | 4/14/1873 |
| 26. | John Sheppard | 6/27/1873 |
| 27. | Marty Simpson | 5/14/1873 |
| 28. | Bill Smith | 4/14/1873 |
| 29. | John Smith | 4/14/1873 |
| 30. | Pop Snyder | 6/16/1873 |
| 31. | Ed Stratton | 5/14/1873 |
| 32. | Howard Wall | 9/13/1873 |
| 33. | Red Woodhead | 4/15/1873 |
| 34. | Favel Wordsworth | 4/28/1873 |
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