Mark Kelly
Photo: Government Publishing Office, Public domain
DemocratIn office since Dec 2020

Mark Kelly

U.S. Senator from Arizona since 2020. Next on the ballot in 2028.

U.S. Senator from ArizonaBorn 1964

In office
5 yrs
Since 2020
Bills became law
1
60 sponsored, 119th Congress
Votes missed
5.5%
Chamber median 2.1%
With party
91%
On votes splitting the parties
Last margin
+4.9
Won 2022
Next election
2028
Nov 7, 2028

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Nov 7, 2026, 3:00 PM ET

Committees

119th Congress.

  • Senate Committee on Armed ServicesAirland · Ranking MemberEmerging Threats and CapabilitiesStrategic Forces
  • Senate Committee on Environment and Public WorksClean Air, Climate, and Nuclear Innovation and Safety · Ranking MemberFisheries, Water, and WildlifeTransportation and Infrastructure
  • Joint Economic Committee
  • Senate Select Committee on Intelligence
  • Senate Special Committee on Aging

Source: congress-legislators committeesUpdated Nov 7, 2026, 3:00 PM ET

Legislation

119th Congress · 60 sponsored · 1 became law
BillIntroCmteSenateHouseLaw
S 201 ACES Act of 2025
Armed Forces and National Security · Became law Aug 2025
S 5249 MORE American Fuel Act of 2026
Energy · Passed Senate Oct 2026
S 2741 Legacy Mine Cleanup Act of 2025
Environmental Protection · Passed Senate Nov 2025
S 3715 Chiricahua National Park Act
Public Lands and Natural Resources · In committee Sep 2026
S 700 A bill to require the Secretary of Agriculture to convey the Pleasant Valley Ranger District Administrative…
Public Lands and Natural Resources · In committee Jul 2026

Source: Congress.gov billsUpdated Nov 6, 2026, 3:27 PM ET

Voting record

119th Congress · placement by roll-call votes

Where Kelly sits in the U.S. Senate

Kelly is closer to the center than 84% of the chamber's Democrats.

Dem. medianRep. medianKellyMore liberalMore conservative

Closest: Ruben Gallego, Mark Warner, Elissa Slotkin

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:06 PM ET

With Kelly’s party

  • Votes with the chamber's Democrats91%
  • Cosponsorships of the other party's bills45%

Black tick: the average of Democrats in the U.S. Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Kelly’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Kelly 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.

YearRaceResultMargin
2022U.S. Senate, ArizonaWonD+4.9
2020U.S. Senate, Arizona (special)WonD+2.3

Source: 99chambers results archive

Seats Kelly has held

Source: 99chambers results archive

Who Kelly has run against

  • Blake Masters (R) · 2022 general, won
  • Martha McSally (R) · 2020 general, won

Source: 99chambers results archive

How we know Kelly

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Nov 7, 2026, 3:00 PM ET