https://blockclubchicago.org/2026/08/02/illinois-secretary-of-state-alexi-giannoulias-enters-chicago-mayors-race/

Alexi Giannoulias, Illinois' Secretary Of State, Enters Chicago Mayor's Race

Long rumored to be eyeing a run for City Hall, Illinois Secretary of State Alexi Giannoulias announced Sunday that he's jumping into the mayor's race. Giannoulias has amassed a massive political war chest in recent months.

/Jack1/who-will-make-the-runoff-for-the-20-5hOLdUsRzl

I made a market about a potential runoff

https://www.chicagobusiness.com/opinion/how-san-francisco-mayor-defused-trump-showdown-op-ed good (I'm a SF based fan of Chicago) opinion piece from Liam Stanton. Found doing search to see if there's anything supporting him being a leading candidate. There isn't, will continue to buy no.

Just a moment...

https://kalshi.com/markets/kxmayorchi/chicago/kxmayorchi-27 currently only has Johnson, Vallas, Buckner listed.

Polymarket 2027 Chicago Mayoral Election

2027 Chicago Mayoral Election

$6,784 has traded on "2027 Chicago Mayoral Election" as of October 8, 2026. View real-time odds or trade on The World’s Largest Prediction Market™

One of the people mentioned as a potential mayoral candidate is said to be interested in Cook County leadership so I created a new question for that.

It's from February, but just noticing what may be the first poll with who-would-you-vote-for and favorables/unfavorables for many of the potential candidates https://capitolfax.com/2025/02/24/poll-mayor-johnsons-re-elect-in-crowded-field-is-8-percent-just-7-percent-view-him-favorably-80-percent-unfavorably/

https://www.nbcchicago.com/news/local/with-2-years-left-in-mayor-johnsons-first-term-notable-names-considering-a-run-to-unseat-him/3718331/ tv analysts on the above poll (probably, I don't think it is named)

With 2 years left in Mayor Johnson's first term, notable names considering a run to unseat him

Just two years into Brandon Johnson’s first term as Chicago's mayor, challengers are already quietly testing potential runs to unseat him in 2027.

However https://www.politico.com/news/magazine/2025/03/12/rahm-emmanuel-president-2028-column-00224241

https://www.cbsnews.com/chicago/news/rahm-emanuel-suggests-run-for-mayor-of-chicago-again/

Adding Luis Gutiérrez based on https://www.chicagomag.com/chicago-magazine/march-2025/who-will-be-our-next-mayor/

Buzz around Emanuel, see https://www.politico.com/newsletters/illinois-playbook/2024/12/04/rahm-takes-the-stage-00192532 and two linked NYT pieces, as possible DNC chair, or governor, or senator, but no mention of mayoral repeat attempt.

More https://www.politico.com/newsletters/illinois-playbook/2024/11/20/booze-tax-a-buzz-kill-00190582

Adding names mentioned in https://www.chicagobusiness.com/politics/challengers-start-circling-brandon-johnson-greg-hinz