One of them won endorsements from two groups.
Former school board president Gery Chico was backed by a citywide coalition of African-American ministers, and by the Cook County Democratic Women.
"My pledge to you is I will work harder than anything you've ever seen to make sure that we are getting the issues important to our citizens out there, and after election day we go on to make this city the best in the world," Chico said.
Former U.S. Senator Carol Moseley Braun attended the Rainbow Push Coalition's weekly meeting.
"Brothers and sisters, right now the people of Egypt are showing us once again that a people united cannot be defeated," Moseley Braun said.
Former White House Chief of Staff Rahm Emanuel greeted voters at a polling place.
"I see our future, young and old. I see us going into that future as one city, brought together facing our common challenges with common purpose, because all of us want to find common ground," Emanuel said.
The other major candidate, City Clerk Miguel del Valle, had no public schedule Saturday.
You can hear more from Rahm Emanuel at 8 a.m. Sunday morning. He'll be a guest on ABC7's "Newsviews."
ABC7 is also broadcasting a live debate between the major candidates in the race for mayor at 7 p.m .Thursday, February 17 at the Oriental Theatre.
The debate will also be streamed live on www.abc7chicago.com.