| Career - Worst OPS | |||
| Rk | Player Name | Totals | |
| 1 | Tyler Flowers | 0.636 | |
| 2 | Chase Headley | 0.650 | |
| 3 | Christian Vazquez | 0.656 | |
| 4 | Jason Heyward | 0.663 | |
| 5 | Brandon Marsh | 0.668 | |
| 6 | Javier Baez | 0.675 | |
| 7 | Anthony Volpe | 0.677 | |
| 8 | Yan Gomes | 0.682 | |
| 9 | Mike Zunino | 0.684 | |
| 10 | Pablo Sandoval | 0.689 | |
| 11 | Cal Raleigh | 0.695 | |
| 12 | Kevin Kiermaier | 0.698 | |
| 13 | Ramon Laureano | 0.710 | |
| 14 | Todd Frazier | 0.713 | |
| 15 | Josh Naylor | 0.717 | |
| 16 | Christian Yelich | 0.724 | |
| 17 | Brendan Donovan | 0.730 | |
| 18 | Robinson Cano | 0.741 | |
| 19 | Andrew Benintendi | 0.748 | |
| 20 | Daniel Murphy | 0.773 | |
| 21 | Justin Smoak | 0.794 | |
| 22 | Jose Martinez | 0.809 | |
| 23 | J.D. Martinez | 0.812 | |
| 24 | Anthony Rendon | 0.839 | |
| Single Season - Worst OPS | |||||
| Rk | Player Name | Totals | Year | ||
| 1 | Javier Baez | 0.450 | 2021 | ||
| 2 | Jurickson Profar | 0.537 | 2014 | ||
| 3 | Kevin Kiermaier | 0.562 | 2023 | ||
| 4 | Josh Reddick | 0.572 | 2014 | ||
| 5 | Brandon Marsh | 0.576 | 2023 | ||
| 6 | Javier Baez | 0.579 | 2023 | ||
| 7 | Ramon Laureano | 0.601 | 2021 | ||
| 8 | Josh Naylor | 0.605 | 2025 | ||
| 9 | Anthony Volpe | 0.607 | 2025 | ||
| 10 | Joe Mauer | 0.622 | 2016 | ||
| 11 | Jazz Chisholm | 0.631 | 2025 | ||
| 12 | Victor Reyes | 0.632 | 2020 | ||
| 13 | Tim Anderson | 0.636 | 2017 | ||
| 14 | Tyler Flowers | 0.638 | 2017 | ||
| 15 | Javier Baez | 0.643 | 2017 | ||
| 16 | Carlos Santana | 0.654 | 2025 | ||
| 17 | Todd Frazier | 0.656 | 2016 | ||
| 18 | Kevin Kiermaier | 0.657 | 2021 | ||
| 19 | Chase Headley | 0.667 | 2014 | ||
| 20 | Cal Raleigh | 0.668 | 2023 | ||
| 21 | Christian Yelich | 0.670 | 2015 | ||
| 22 | Cal Raleigh | 0.671 | 2025 | ||
| 23 | Brandon Marsh | 0.672 | 2025 | ||
| 24 | Ian Desmond | 0.676 | 2015 | ||
| 25 | Yan Gomes | 0.678 | 2019 | ||