Tennocon 2026 Events and Things to do in Itasca, IL

Gurnee · Warren Township Youth & Family Services

Thu, Sep 10, 9:00 PM

Rosemont · Hyatt Regency O'Hare Chicago

Mon, May 25, 1:00 PM

Chicago · Chicago

Fri, Apr 10, 7:00 PM

Naperville · Chicago Marriott Naperville

Wed, May 6, 5:30 PM

Barrington · Makray Memorial Golf Club

Sat, May 2, 10:00 AM + 2 en plus

Chicago · Irish American Heritage Center

Sat, Mar 28, 8:00 AM

St. Charles · Kane County Sheriff's Office

Tue, Mar 24, 5:30 PM

Chicago · Midwest Coast Brewing Company

Sat, Mar 14, 10:00 AM

Wheaton · DuPage Event Center & Fairgrounds

Sat, May 16, 9:00 AM

Tinley Park · Disciples Church

Sunday at 5:00 PM

Stone Park · Xol Chicago

Sat, Apr 18, 11:30 AM

Hoffman Estates · Thomas Jefferson Middle School

Sun, Mar 29, 12:30 PM

Westmont · Brewed Awakening

Saturday at 12:00 PM

Rosemont · Donald E Stevens Convention Center

Sat, Aug 8, 10:00 AM

Chicago · FashionBar (Level 3)

Thu, May 7, 1:00 PM

Chicago · Hyatt Regency McCormick Place Chicago

Sun, Nov 1, 1:00 PM

Chicago · Chicago

Thu, Mar 12, 7:30 AM

Arlington Heights · Metropolis Ballroom

Fri, Oct 16, 4:00 PM

Lisle · Hyatt Regency Lisle near Naperville

Thu, Oct 22, 6:00 PM

Lincolnshire · Loft 21