| 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 | 0.666 | |
| 6 | Javier Baez | 0.675 | |
| 7 | Yan Gomes | 0.682 | |
| 8 | Mike Zunino | 0.684 | |
| 9 | Pablo Sandoval | 0.689 | |
| 10 | Kevin Kiermaier | 0.698 | |
| 11 | Cal Raleigh | 0.708 | |
| 12 | Ramon Laureano | 0.710 | |
| 13 | Todd Frazier | 0.713 | |
| 14 | Christian Yelich | 0.724 | |
| 15 | Brendan Donovan | 0.740 | |
| 16 | Robinson Cano | 0.741 | |
| 17 | Andrew Benintendi | 0.748 | |
| 18 | Daniel Murphy | 0.773 | |
| 19 | Josh Naylor | 0.786 | |
| 20 | Justin Smoak | 0.794 | |
| 21 | Jose Martinez | 0.809 | |
| 22 | J.D. Martinez | 0.812 | |
| 23 | 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 | Joe Mauer | 0.622 | 2016 | ||
| 9 | Victor Reyes | 0.632 | 2020 | ||
| 10 | Tim Anderson | 0.636 | 2017 | ||
| 11 | Tyler Flowers | 0.638 | 2017 | ||
| 12 | Javier Baez | 0.643 | 2017 | ||
| 13 | Todd Frazier | 0.656 | 2016 | ||
| 14 | Kevin Kiermaier | 0.657 | 2021 | ||
| 15 | Chase Headley | 0.667 | 2014 | ||
| 16 | Cal Raleigh | 0.668 | 2023 | ||
| 17 | Christian Yelich | 0.670 | 2015 | ||
| 18 | Ian Desmond | 0.676 | 2015 | ||
| 19 | Yan Gomes | 0.678 | 2019 | ||
| 20 | Christian Yelich | 0.679 | 2016 | ||
| 21 | Jason Heyward | 0.689 | 2016 | ||
| 22 | Adeiny Hechavarria | 0.695 | 2016 | ||
| 23 | Christian Vazquez | 0.699 | 2021 | ||
| 24 | Pablo Sandoval | 0.703 | 2014 | ||
| 25 | Kevin Kiermaier | 0.703 | 2022 | ||