| Nicholas Dreeszen | Families United Action Network (FUAN) | Undecided | GA89 |
| ToyA Johnson | Families United Action Network (FUAN) | Undecided | GA89 |
| Whitney Rupe | Families United Action Network (FUAN) | Undecided | GA89 |
| Bill Gustoff | Homeschool Iowa | Supporting | GA89 |
| Joe Bailey | Homeschool Iowa | Supporting | GA89 |
| Sandra Conlin | Human Rights Campaign | Opposing | GA89 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA89 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA89 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA89 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA89 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Opposing | GA89 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Opposing | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Withdrawn | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Roberta Paige | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA89 |
| Morgan Miller | Iowa State Education Association | Opposing | GA89 |
| Courtney Reyes | One Iowa | Opposing | GA89 |
| Keenan Crow | One Iowa | Opposing | GA89 |
| Courtney Reyes | One Iowa Action | Opposing | GA89 |
| Keenan Crow | One Iowa Action | Opposing | GA89 |
| Sarah Abdouch | Personal Interest-Sarah Abdouch | Supporting | GA89 |
| Jamie Burch | Planned Parenthood Advocates of Iowa | Opposing | GA89 |
| Jamie Burch | Planned Parenthood North Central States | Opposing | GA89 |
| Greg Bellville | Prevent Child Abuse Iowa | Undecided | GA89 |
| Dave Daughton | Rural School Advocates of Iowa | Opposing | GA89 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA89 |
| Angie Long | The Family Leader | Supporting | GA89 |
| Chuck Hurley | The Family Leader | Supporting | GA89 |
| Daniel Sunne | The Family Leader | Supporting | GA89 |
| Danny Carroll | The Family Leader | Supporting | GA89 |
| Angie Long | The Family Leader Foundation | Supporting | GA89 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA89 |
| Daniel Sunne | The Family Leader Foundation | Supporting | GA89 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA89 |
| Rebekah Oleson | The Family Leader Foundation | Supporting | GA89 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA89 |