69 MLB Players debut on August 14
| # | Player | debut Date |
|---|---|---|
| 1. | Jon Adkins | 8/14/2003 |
| 2. | Keegan Akin | 8/14/2020 |
| 3. | Randy Arozarena | 8/14/2019 |
| 4. | Steve Bedrosian | 8/14/1981 |
| 5. | Mel Behney | 8/14/1970 |
| 6. | Casey Blake | 8/14/1999 |
| 7. | Rob Brantly | 8/14/2012 |
| 8. | Bob Brenly | 8/14/1981 |
| 9. | Frank Brower | 8/14/1920 |
| 10. | Tony Castillo | 8/14/1988 |
| 11. | Rajai Davis | 8/14/2006 |
| 12. | Jorge De La Rosa | 8/14/2004 |
| 13. | Luis Garcia | 8/14/2020 |
| 14. | Sammy Gervacio | 8/14/2009 |
| 15. | John Godwin | 8/14/1905 |
| 16. | Wiki Gonzalez | 8/14/1999 |
| 17. | Chris Gwynn | 8/14/1987 |
| 18. | Bradin Hagens | 8/14/2014 |
| 19. | Ed Haigh | 8/14/1892 |
| 20. | Ray Hamrick | 8/14/1943 |
| 21. | Pep Harris | 8/14/1996 |
| 22. | Howie Haworth | 8/14/1915 |
| 23. | Gene Hermanski | 8/14/1943 |
| 24. | Dan Jessee | 8/14/1929 |
| 25. | Bobby Jones | 8/14/1993 |
| 26. | George Joyce | 8/14/1886 |
| 27. | Al Kenders | 8/14/1961 |
| 28. | Ed Kent | 8/14/1884 |
| 29. | Brad Komminsk | 8/14/1983 |
| 30. | John Lamb | 8/14/2015 |
| 31. | Tommy Layne | 8/14/2012 |
| 32. | Dutch Lerchen | 8/14/1910 |
| 33. | Frank Linzy | 8/14/1963 |
| 34. | Bob Macdonald | 8/14/1990 |
| 35. | Harry MacPherson | 8/14/1944 |
| 36. | Arch McCarthy | 8/14/1902 |
| 37. | Mike McClendon | 8/14/2010 |
| 38. | Darrell Miller | 8/14/1984 |
| 39. | Jim Mooney | 8/14/1931 |
| 40. | Buddy Napier | 8/14/1912 |
| 41. | Franklin Nunez | 8/14/2004 |
| 42. | Mike Oquist | 8/14/1993 |
| 43. | Mike Overy | 8/14/1976 |
| 44. | Larry Owen | 8/14/1981 |
| 45. | Kit Pellow | 8/14/2002 |
| 46. | Jeff Peterek | 8/14/1989 |
| 47. | Kevin Pillar | 8/14/2013 |
| 48. | Horacio Pina | 8/14/1968 |
| 49. | Carlos Ponce | 8/14/1985 |
| 50. | Mark Portugal | 8/14/1985 |
| 51. | David Riske | 8/14/1999 |
| 52. | Ron Robinson | 8/14/1984 |
| 53. | Ricardo Rodriguez | 8/14/2017 |
| 54. | Jerry Royster | 8/14/1973 |
| 55. | Pablo Sandoval | 8/14/2008 |
| 56. | Bobby Seay | 8/14/2001 |
| 57. | Tim Sherrill | 8/14/1990 |
| 58. | Phenomenal Smith | 8/14/1884 |
| 59. | Henry Smoyer | 8/14/1912 |
| 60. | Scott Strickland | 8/14/1999 |
| 61. | Moose Stubing | 8/14/1967 |
| 62. | John Thornton | 8/14/1889 |
| 63. | Tom Veryzer | 8/14/1973 |
| 64. | Thyago Vieira | 8/14/2017 |
| 65. | Brandon Waddell | 8/14/2020 |
| 66. | Aaron Ward | 8/14/1917 |
| 67. | Taylor Ward | 8/14/2018 |
| 68. | Kemp Wicker | 8/14/1936 |
| 69. | Dutch Zwilling | 8/14/1910 |
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