David Gowan
Arizona State Senator, District 19 since 2018. Did not run for re-election in 2026; leaves office in January 2027. Won the 2026 race for Arizona Legislative District 19.
- In office
- 7 yrs
- Since 2018
- Bills became law
- 26
- 103 sponsored, 2025–2026 session
- Votes missed
- 0.9%
- Chamber median 3.3%
- With party
- 98%
- On votes splitting the parties
- Last margin
- +2.3
- Won 2026
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET
Committees
As of 2026-10.
- Military Affairs and Border Security · chair
- Natural Resources
- Public Safety
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Gowan sits in the Arizona State Senate
Gowan is closer to the center than 35% of the chamber's Republicans.
Closest: Wendy Rogers, Mark Finchem, Frank Carroll
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:45 PM ET
With Gowan’s party
- Votes with the chamber's Republicans98%
- Cosponsorships of the other party's bills14%
Black tick: the average of Republicans in the Arizona State Senate.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Gowan’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.
| Date | Bill | Gowan | Rep. majority | Dem. majority | Result |
|---|---|---|---|---|---|
| Jun 12, 2026 | HB 2800: ignition interlock devices; violation; classification | No | No | Yes | Passed 17–12 |
| Jun 12, 2026 | HB 2305: private towing carriers; regulation; rates | Not voting | Yes | No | Failed 13–14 |
| Jun 9, 2026 | HB 2611: group homes; safety; training; rights | Yes | Yes | No | Passed 17–12 |
| Mar 9, 2026 | HB 2993: DPS; legal representation; appropriation | Yes | Yes | No | Passed 16–13 |
| Mar 4, 2026 | SB 1627: schools; prohibition; unmanned aircraft | Yes | Yes | No | Passed 16–13 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Gowan 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 | Arizona Legislative District 19 | Won | R+2.3 | R+23.2 | −20.9 |
| 2024 | Arizona State Senate, District 19 | Won | R+25.1 | — | — |
| 2022 | Arizona State Senate, District 19 | Won | — | — | — |
| 2020 | Arizona State Senate, District 14 | Won | R+26.8 | — | — |
| 2018 | Arizona State Senate, District 14 | Won | R+21.1 | — | — |
| 2014 | Arizona House of Representatives, District 14 | Won | R+0.1 | — | — |
| 2014 | Arizona House of Representatives, District 14 (primary) | Won | +1.5 | — | — |
| 2012 | Arizona House of Representatives, District 14 | Won | R+0.3 | — | — |
| 2010 | Arizona House of Representatives, District 30 | Won | R+3.1 | — | — |
| 2008 | Arizona House of Representatives, District 30 | Won | R+0.5 | — | — |
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Campaign money, 2025–26
- Raised
- $134.6K
- Spent
- $137.6K
- Cash
- $247.5K
Source: Arizona Secretary of State filings through Sep 17, 2026Updated Nov 7, 2026, 1:20 PM ET
Campaign committees
Open committees can still raise and spend money.
| Gowan for Arizona State | Active |
Source: Arizona Secretary of State filings through Sep 17, 2026Updated Nov 7, 2026, 1:20 PM ET
Seats Gowan has held
- Arizona State Senate, District 19 · since 2022
- Arizona State Senate, District 14 · since 2018
- Arizona House of Representatives, District 14 · 2012–2016
- Arizona House of Representatives, District 30 · 2008–2012
Source: 99chambers results archive
Who Gowan has run against
- Lupe Diaz (R) · 2026 general, won
- Bob Karp (D) · 2024 election, won
- Jaime Alvarez (D) · 2018 election, won
- David Stevens (R) · 2014 election, won
- Ted Vogt (R) · 2010 election, won
- Frank Antenori (R) · 2008 election, won
Source: 99chambers results archive; 2026: Arizona Secretary of State (unofficial)
How we know Gowan
One person, matched across every source we use.
- Open States ocd-person/51520de4-0e87-475b-91d2-99aa18addf72
- Wikidata Q16224458
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:51 PM ET