Jeff York has been the Chief Public Defender in DuPage County since 2010. Prior to being selected for that position, he held positions as Assistant, Senior Assistant, and Deputy Chief Public Defender with that office since 1997. He began his career as an Assistant Public Defender in Winnebago County in 1997.

Jeff graduated from the University of Illinois (B.S. 1993 and J.D. 1996).

Currently Jeff serves on the board of directors for DuPage Legal Aid and Illinois Public Defender Association. He is an active member of the DuPage County Bar Association and Illinois Council of Chief Defenders. He also coaches at OSAD’s Jamie Kunz Trial Advocacy Program.