| Erica Johnson | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA86 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA86 |
| Kent Hartwig | Epilepsy Foundation | Supporting | GA86 |
| Threase Harms | Epilepsy Foundation | Supporting | GA86 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Marty Ryan | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Stephanie Fawkes-Lee | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Opposing | GA86 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA86 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA86 |
| Ray Lakers | Iowa Clemency Project | Supporting | GA86 |
| Kelly Meyers | Iowa County Attorneys Association | Opposing | GA86 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Opposing | GA86 |
| Aaron Schoeneman | Iowa NORML | Supporting | GA86 |
| Kellie Paschke | Iowa Peace Officers Association | Opposing | GA86 |
| Troy Skinner | Iowa Peace Officers Association | Opposing | GA86 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA86 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA86 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA86 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA86 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Opposing | GA86 |
| Amy Campbell | Iowa Psychological Association | Undecided | GA86 |
| Craig Patterson | Iowa Psychological Association | Undecided | GA86 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA86 |
| George Appleby | Iowa State Bar Association | Undecided | GA86 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA86 |
| Jim Carney | Iowa State Bar Association | Undecided | GA86 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Opposing | GA86 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Opposing | GA86 |
| Carl Olsen | Iowans for Medical Marijuana | Supporting | GA86 |
| Carl Olsen | Iowans for Medical Marijuana | Withdrawn | GA86 |
| Kent Hartwig | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA86 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA86 |