1,697 registered lobbyists
| Name | Clients | Expenditures |
|---|---|---|
| David Prestwood | 1 | -- |
| David R Anderson | 1 | -- |
| David R Moeller | 3 | -- |
| David Radziej | 1 | -- |
| David St Peter | 1 | -- |
| David Sullivan | 1 | -- |
| David Thune | 3 | -- |
| David Titus | 1 | -- |
| David VanderWoude | 1 | -- |
| David Wiggins | 1 | -- |
| David Zimmer | 1 | -- |
| David Zoppo | 1 | -- |
| Dean DeBeltz | 1 | -- |
| Dean L Urdahl | 6 | -- |
| Deanna Smiley Gulliford | 1 | -- |
| Deb Henton | 1 | -- |
| Deb Peters | 1 | -- |
| Debbie Mencel | 1 | -- |
| Deborah Birgen | 1 | -- |
| Debra J Hilstrom | 1 | -- |
| Debra M Corhouse | 1 | -- |
| Dee Dodge George | 1 | -- |
| Deepinder Mayell | 1 | -- |
| Deneisia Williford | 1 | -- |
| Denise R Dittrich | 1 | -- |