| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA90 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA90 |
| Dane Schumann | American College of Obstetricians & Gynecologists | Opposing | GA90 |
| Angela Caulk | Family Planning Council of Iowa | Opposing | GA90 |
| Christian Frankl | Family Planning Council of Iowa | Opposing | GA90 |
| Noah Tabor | Family Planning Council of Iowa | Opposing | GA90 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA90 |
| Amy Campbell | Iowa Affiliate of the American College of Nurse-Midwives | Opposing | GA90 |
| Chloe Gayer | Iowa Affiliate of the American College of Nurse-Midwives | Opposing | GA90 |
| Craig Patterson | Iowa Affiliate of the American College of Nurse-Midwives | Opposing | GA90 |
| Eric Goranson | Iowa Association of Christian Schools | Undecided | GA90 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA90 |
| Michelle Johnson | Iowa Association of School Boards | Opposing | GA90 |
| Robert Cook | Iowa Atheists and Freethinkers | Opposing | GA90 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA90 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA90 |
| Kady Reese | Iowa Chapter-American Academy of Pediatrics | Undecided | GA90 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Chloe Gayer | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Jeff Pitts | Iowa Faith and Freedom Coalition | Supporting | GA90 |
| Kady Reese | Iowa Medical Society | Undecided | GA90 |
| Amy Campbell | Iowa Nurses Association | Opposing | GA90 |
| Chloe Gayer | Iowa Nurses Association | Opposing | GA90 |
| Craig Patterson | Iowa Nurses Association | Opposing | GA90 |
| John Strathman | Iowa Right to Life Committee | Supporting | GA90 |
| Kristi Judkins | Iowa Right to Life Committee | Supporting | GA90 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA90 |
| Morgan Miller | Iowa State Education Association | Opposing | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA90 |
| Chloe Gayer | League of Women Voters of Iowa | Opposing | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA90 |
| Mazie Stilwell | Planned Parenthood Advocates of Iowa | Opposing | GA90 |
| Nathaniel Arnold | Professional Educators of Iowa | Undecided | GA90 |
| Maggie DeWitte | Pulse Life Advocates | Supporting | GA90 |
| Dave Daughton | Rural School Advocates of Iowa | Opposing | GA90 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA90 |
| Dave Daughton | School Administrators of Iowa | Opposing | GA90 |
| Chuck Hurley | The Family Leader | Supporting | GA90 |
| Danny Carroll | The Family Leader | Supporting | GA90 |
| Josiah Oleson | The Family Leader | Supporting | GA90 |
| Ryan Benn | The Family Leader | Supporting | GA90 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA90 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA90 |
| Denise Bubeck | The Family Leader Foundation | Supporting | GA90 |
| Greg Baker | The Family Leader Foundation | Supporting | GA90 |
| Josiah Oleson | The Family Leader Foundation | Supporting | GA90 |
| Noah Meyers | The Family Leader Foundation | Supporting | GA90 |
| Ryan Benn | The Family Leader Foundation | Supporting | GA90 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA90 |
| John Strathman | VALOR Iowa | Supporting | GA90 |