Harris Challenged Giannoulias for Secretary of State
Republican challenger Diane Harris is campaigning to unseat incumbent Illinois Secretary of State Alexi Giannoulias.
Updated on Oct. 13, 2026 in Elections

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Republican Diane Harris has launched a campaign to challenge incumbent Democrat Alexi Giannoulias for the office of Illinois Secretary of State. The position oversees essential state services including driver's licenses, vehicle registrations, and business incorporations.
Why it matters
The Secretary of State holds a significant role in Illinois governance by managing critical infrastructure for both individuals and businesses. Voters will decide between the incumbent's policy priorities and the challenger's platform in this statewide race.
The Secretary of State position is the 38th office of its kind in Illinois, managing the organ donor registry and state business incorporations. The current incumbent has worked with the legislature to enact updates to e-bike and micromobility laws in 2026.
The players
Alexi Giannoulias
He is the 38th Illinois Secretary of State and a former Illinois Treasurer.
Diane Harris
She serves as a trustee on the Joliet Junior College board and is a precinct committeeman in Will County.
The details
Diane Harris, a Will County precinct committeeman and Joliet Junior College trustee, is running against the incumbent Democrat. Alexi Giannoulias has stated his intentions to prioritize increased library access, business support initiatives, and efforts to crack down on scams.
Timeline
Alexi Giannoulias assumed office as the 38th Secretary of State in 2023.
Legislators passed updates to micromobility and e-bike laws in 2026.
Political Context
The Illinois Secretary of State manages the administration of the Illinois Vehicle Code, which establishes rules for road safety and registration. Opponents of the current administration often argue that the office should prioritize further streamlining of digital government services.
Residents of Illinois will be directly impacted by this race as the Secretary of State manages essential services like driver's licenses and vehicle registrations. Changes in leadership could alter how these administrative systems are processed and regulated for the public.
The takeaway
Voters should review the candidate platforms regarding business incorporation and library access to understand how their daily interactions with state services may change. This race marks a pivotal moment for determining the administrative future of the Secretary of State office.
Further reading
For more information on upcoming races, visit the Elections portal.
Source note: This article includes information reported by WSIU.
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