Joe Sosnowski is a Republican member of the Illinois House of Representatives, representing the 69th District since his first election in 2010. The district covers portions of Winnebago, Boone, and McHenry Counties, including municipalities such as Rockford, Belvidere, Loves Park, Huntley, and Woodstock. Born on April 13, 1977, in Hanover Park, Illinois, he resides in Machesney Park and serves as Republican Spokesperson for the House Committee on Revenue and Finance. Notable prior roles include serving as Seventh Ward Alderman on the DeKalb City Council from 1999 to 2003, Director of Institutional Advancement at Rockford Christian Schools, and Illinois licensed real estate salesperson.

Education and Political Experience

• Education: Graduated from West Chicago High School in 1995; B.A. in English from Northern Illinois University in 1999.
• Political Experience: Elected to the Illinois House in November 2010 and sworn in on January 12, 2011; re-elected through the 104th General Assembly as of 2025; previously served as DeKalb City Alderman .