Erin C. Hannigan
Democratic · Illinois · 2026 · IncumbentOn the ballot
Circuit Court, 17th Judicial Circuit, 1st Subcircuit, Vacancy of Hon. LowryIllinois · 2026Winnebago County sample ballotBiography
Erin Hannigan is a Resident Circuit Judge appointed by the Illinois Supreme Court effective January 20, 2026 to fill the vacancy left by Chief Judge John Lowry's retirement, per the 17th Judicial Circuit. She was Rockford's assistant city attorney from 2023 and an assistant public defender in Winnebago County from 2005, per the same release. She holds a bachelor's degree from the University of Minnesota and a law degree from Hamline University, per the release. No campaign website was found as of September 29, 2026.
See your full ballot
Voting info and more
Voting info and more
How we source this
Profile facts follow official election office filings and the sources cited in each biography. Roster last verified September 29, 2026. Official sources are the final word on who appears on your ballot.
Verify with the official filingSee everything on your ballotIllinois 2026 ballotThe Ballot Brief home