99chambers
DemocratNo state or federal office heldWon the 2026 general by 6.6

Don Leonard

Won the 2026 race for Ohio's 15th District.

FEC filings

Last margin
+6.6
Won 2026

Source: Wikidata, congress-legislators and Open States; 99chambers legislative records

Background

As listed by the official candidate list, Wikidata and campaign filings. 99chambers does not summarize platforms or endorsements.

On the ballot as
educator

Source: Wikidata (CC0) and the official candidate list

Every race Leonard has run

Baseline: how the seat voted for president in the same or nearest year. Running ahead of it means Leonard won voters the party’s presidential nominee did not; primaries have no baseline.

YearOfficeStageResultOpponentsShareMarginRaisedBaselineAgainst baseline
2026Ohio's 15th DistrictGeneralWonMike Carey (R), Brennan Barrington (L)51.9%D+6.6$1.3MR+10.1+16.7

Source: 99chambers results archive; 2026: Ohio Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Money

Leonard’s campaign fundraising, and outside money in Leonard’s races this cycle.

Raised, 2025–26
$1.3M
Outside, for Leonard
$2.4M
Outside, against Leonard
$2.2M

Source: FEC filings through Oct 14, 2026Updated Nov 3, 2026, 2:14 AM ET

What’s next

From campaign filings, not from public statements.

DON LEONARD FOR OHIO
FEC		Active

Source: FEC filings through Oct 14, 2026Updated Nov 3, 2026, 2:14 AM ET

Polls of Leonard’s races

The 2026 general average had Leonard behind by 3.8; Leonard won by 6.6.

RaceAverageResult
2026 · 4 pollsR+3.8D+6.6
Leonard’s polls in the database →

Source: 99chambers polling average on Election Day; 2026 results: Ohio Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Who Leonard has run against

Source: 99chambers results archive; 2026: Ohio Secretary of State (unofficial)

The seat

FEC H6OH15112

Source: 99chambers: presidential results on current lines (MEDSL precinct returns); Identity links: Wikidata, congress-legislators, Open States, FEC