2013 Marriott U.S. Masters Swimming Summer Nationals Events
Order of Events
| Wednesday, August 7, 2013 |
| 1. Men 1500 Freestyle | 2. Women 1500 Freestyle |
| Thursday, August 8, 2013 |
| 3. Men 100 Breaststroke | 4. Women 100 Breaststroke |
| 5. Men 200 Individual Medley | 6. Women 200 Individual Medley |
| 7. Men 100 Backstroke | 8. Women 100 Backstroke |
| 9. Men 200 Freestyle | 10. Women 200 Freestyle |
| 11. Men 200 Medley Relay | 12. Women 200 Medley Relay |
| Friday, August 9, 2013 |
| 13. Men 50 Breaststroke | 14. Women 50 Breaststroke |
| 15. Men 200 Backstroke | 16. Women 200 Backstroke |
| 17. Men 50 Butterfly | 18. Women 50 Butterfly |
| 19. Mixed 200 Freestyle Relay | |
| 21. Men 800 Freestyle | 22. Women 800 Freestyle |
| Saturday, August 10, 2013 |
| 23. Men 400 Individual Medley | 24. Women 400 Individual Medley |
| 25. Men 100 Butterfly | 26. Women 100 Butterfly |
| 27. Men 50 Freestyle | 28. Women 50 Freestyle |
| 29. Men 200 Breaststroke | 30. Women 200 Breaststroke |
| 31. Men 200 Freestyle Relay | 32. Women 200 Freestyle Relay |
| 33. Mixed 200 Medley Relay | |
| Sunday, August 11, 2013 |
| 35. Men 200 Butterfly | 36. Women 200 Butterfly |
| 37. Men 100 Freestyle | 38. Women 100 Freestyle |
| 39. Men 50 Backstroke | 40. Women 50 Backstroke |
| 41. Men 400 Freestyle | 42. Women 400 Freestyle |