| Career - Worst Slugging | |||
| Rk | Player Name | Totals | |
| 1 | Jason Heyward | 0.342 | |
| 2 | Tyler Flowers | 0.349 | |
| 3 | Chase Headley | 0.351 | |
| 4 | Christian Vazquez | 0.358 | |
| 5 | Brandon Marsh | 0.359 | |
| 6 | Pablo Sandoval | 0.372 | |
| 7 | Kevin Kiermaier | 0.383 | |
| 8 | Christian Yelich | 0.385 | |
| 9 | Brendan Donovan | 0.397 | |
| 10 | Ramon Laureano | 0.398 | |
| 11 | Andrew Benintendi | 0.398 | |
| 12 | Yan Gomes | 0.403 | |
| 13 | Mike Zunino | 0.410 | |
| 14 | Javier Baez | 0.411 | |
| 15 | Robinson Cano | 0.415 | |
| 16 | Todd Frazier | 0.422 | |
| 17 | Cal Raleigh | 0.423 | |
| 18 | Daniel Murphy | 0.441 | |
| 19 | Justin Smoak | 0.457 | |
| 20 | Jose Martinez | 0.463 | |
| 21 | Josh Naylor | 0.467 | |
| 22 | Anthony Rendon | 0.473 | |
| 23 | J.D. Martinez | 0.489 | |
| Single Season - Worst Slugging | |||||
| Rk | Player Name | Totals | Year | ||
| 1 | Javier Baez | 0.262 | 2021 | ||
| 2 | Jurickson Profar | 0.276 | 2014 | ||
| 3 | Kevin Kiermaier | 0.291 | 2023 | ||
| 4 | Josh Reddick | 0.304 | 2014 | ||
| 5 | Brandon Marsh | 0.308 | 2023 | ||
| 6 | Joe Mauer | 0.314 | 2016 | ||
| 7 | Ramon Laureano | 0.318 | 2021 | ||
| 8 | Javier Baez | 0.323 | 2023 | ||
| 9 | Kevin Kiermaier | 0.338 | 2021 | ||
| 10 | Christian Yelich | 0.345 | 2015 | ||
| 11 | Victor Reyes | 0.349 | 2020 | ||
| 12 | Christian Yelich | 0.356 | 2016 | ||
| 13 | Tyler Flowers | 0.360 | 2017 | ||
| 14 | Andrew Benintendi | 0.363 | 2023 | ||
| 15 | Chase Headley | 0.364 | 2014 | ||
| 16 | Tim Anderson | 0.365 | 2017 | ||
| 17 | Brendan Donovan | 0.369 | 2023 | ||
| 18 | Jason Heyward | 0.371 | 2016 | ||
| 19 | Kevin Kiermaier | 0.371 | 2022 | ||
| 20 | Javier Baez | 0.377 | 2017 | ||
| 21 | Jason Heyward | 0.379 | 2021 | ||
| 22 | Christian Vazquez | 0.385 | 2021 | ||
| 23 | Adeiny Hechavarria | 0.386 | 2016 | ||
| 24 | James Loney | 0.387 | 2014 | ||
| 25 | Pablo Sandoval | 0.388 | 2014 | ||