Donna Henderson
North Dakota State Representative, District 15 since 2022.
- In office
- 3 yrs
- Since 2022
- Bills became law
- 1
- 3 sponsored, 2025–2026 session
- Votes missed
- 5.3%
- Chamber median 2.4%
- With party
- 78%
- On votes splitting the parties
- Last margin
- +-13.5
- Won 2024
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET
Committees
As of 2026-10.
- Administrative Rules
- Agriculture
- Judiciary
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Became law Jun 2025
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Henderson sits in the North Dakota House of Representatives
Henderson is closer to the center than 0% of the chamber's Republicans.
Closest: Lori VanWinkle, Desiree Morton, Christina Wolff
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:56 PM ET
With Henderson’s party
- Votes with the chamber's Republicans78%
- Cosponsorships of the other party's bills0%
Black tick: the average of Republicans in the North Dakota House of Representatives.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Henderson’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.
| Date | Bill | Henderson | Rep. majority | Dem. majority | Result |
|---|---|---|---|---|---|
| May 3, 2025 | HB 1459: AN ACT to create and enact a new section to chapter 38-12 of the North Dakota Century… | No | Yes | Yes | Passed 63–26 |
| May 1, 2025 | HB 1298: AN ACT to amend and reenact sections 39-06.1-06, 39-09-02, 39-09-04, and 39-09-07.1, and… | No | No | Yes | Failed 46–45 |
| Apr 23, 2025 | SB 2018: AN ACT to provide an appropriation for defraying the expenses of the department of… | No | No | Yes | Passed 48–44 |
| Apr 21, 2025 | HB 1482: AN ACT to amend and reenact sections 15.1-07-03, 15.1-07-04, 21-03-04, 21-03-07,… | Yes | Yes | Yes | Passed 88–4 |
| Apr 21, 2025 | HB 1540: AN ACT to create and enact a new chapter to title 15.1 of the North Dakota Century Code,… | Yes | Yes | No | Passed 49–43 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Henderson was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.
Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Elections
Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.
| Year | Race | Result | Margin |
|---|---|---|---|
| 2024 | North Dakota House of Representatives, District 15 (special) | Won | D+13.5 |
| 2022 | North Dakota House of Representatives, District 9B | Won | R+20.1 |
Source: 99chambers results archive
Seats Henderson has held
- North Dakota House of Representatives, District 15 · since 2024
- North Dakota House of Representatives, District 9B · since 2022
Source: 99chambers results archive
Who Henderson has run against
- Kathy Frelich (R) · 2024 general, won
- Marvin E. Nelson (D) · 2022 general, won
Source: 99chambers results archive
How we know Henderson
One person, matched across every source we use.
- Open States ocd-person/56cc14e2-12cc-4d70-b37a-0aa0397bc841
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET