Colin Wellenkamp
Missouri State Representative, District 105 since 2024. Lost re-election in 2026; leaves office in January 2027. Ran in 1 election in 2024, winning 1.
- In office
- 1 yr
- Since 2024
- Bills became law
- 0
- 19 sponsored, 2025–2026 session
- Last margin
- −11.1
- Lost 2026
- Elections
- 2
- 2024–2026
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET
Committees
As of 2026-10.
- Conservation and Natural Resources
- Intergovernmental Affairs Special
- Life Sciences
- Local Government
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
No bills in this list for the 2025–2026 session.
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Career
Offices held, and every time Wellenkamp 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 | Seat | +/− |
|---|---|---|---|---|---|
| 2026 | Missouri House of Representatives, District 105 | Lost | D+11.1 | D+1.1 | −10.0 |
| 2024 | Missouri House of Representatives, District 105 | Won | R+5.8 | D+1.1 | +6.9 |
Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Seats Wellenkamp has held
- Missouri House of Representatives, District 105 · since 2024
Source: 99chambers results archive
Who Wellenkamp has run against
- Cat Clayton (D) · 2026 election, lost
- Ron Odenthal (D) · 2024 election, won
Source: 99chambers results archive; 2026: civicAPI (unofficial)
How we know Wellenkamp
One person, matched across every source we use.
- Open States ocd-person/0c02ea62-5611-4292-bf13-316c50c3a866
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET