Don Harmon
Democratic, incumbent
State Senator, 39th District
AI wrote this from the sources listed below. A second AI checked each sentence against its source, and software checked the links and dates. A person didn’t review it, so every sentence links to its source for you to check. Updated Wednesday, October 7, 2026.
Overview
Don Harmon, an attorney, has served as Illinois Senate President since 2020 and represented the 39th District since 2003.1 He supports gun control and backed a 2023 assault weapons ban.1 His campaign says he created the Illinois Early Learning Council, leading to the Pre-School for All program.2 It says he negotiated a law barring state contractors from donating to officeholders.2 He sponsored a law abolishing life sentences without parole for juveniles.3
He backed a 2025 Prisoner Review Board reform bill giving victims more notice and the ability to file impact statements.4 He delayed a redistricting amendment to evaluate a U.S. Supreme Court voting rights ruling.5 His campaign cites eleven state credit rating upgrades since 2021 and eight balanced budgets.6
Campaign money
- Reporting period
- April 1 to June 30, 2026
- Raised
- $1,224,793
- Cash on hand
- $19,917,425
| Source | Amount | Share of money raised |
|---|---|---|
| Small gifts ($150 or less) | $100 | Under 1% |
| Larger gifts | $116,500 | 10% |
| PACs, parties and other campaign committees | $1,103,000 | 90% |
| Other receipts | $5,193 | Under 1% |
Large contributions reported since June 30, 2026: $5,406,224 in 294 gifts. See the large contribution reports.
Source: Illinois State Board of Elections filings for Friends of Don Harmon for State Senate
Endorsements
Sources
- Don Harmon - Wikipedia, Wikipedia. Viewed Wednesday, October 7, 2026.
- About President Harmon, Don Harmon campaign. Viewed Wednesday, October 7, 2026.
- Who is Don Harmon? Meet the new Illinois Senate president, Chicago Tribune. Viewed Wednesday, October 7, 2026.
- Prisoner Review Board reform bill clears Senate, NPR Illinois. Viewed Wednesday, October 7, 2026.
- Illinois lawmakers punt remap amendment after SCOTUS Voting ..., Capitol News Illinois. Viewed Wednesday, October 7, 2026.
- News, Don Harmon campaign. Viewed Wednesday, October 7, 2026.
- DuPage County Republicans: Here's who's on your Nov. 3 ballot, DuPage Policy Journal. Viewed Wednesday, October 7, 2026.
- NOVEMBER 3, 2026 GENERAL ELECTION ENDORSED CANDIDATES, Chicago Federation of Labor. Viewed Wednesday, October 7, 2026.
- Endorsements — Citizen Action/Illinois, Citizen Action/Illinois. Viewed Wednesday, October 7, 2026.
- Endorsements and Election Information, Personal PAC. Viewed Wednesday, October 7, 2026.
- Illinois AFL-CIO Announces Endorsements for 2026 General Election, Illinois AFL-CIO. Viewed Wednesday, October 7, 2026.
- IUOE Local 150 Illinois Endorsements, General Election, November 3, 2026 (Cook County), IUOE Local 150. Viewed Wednesday, October 7, 2026.