Jeffrey M. O'Brien

Prior to joining Hauk & Owens, Jeff O'Brien practiced law at the Missouri State Public Defender's Office representing clients charged with a wide-range of crimes from driving while intoxicated to serious assaults.  Since joining Hauk & Owens, Jeff has continued his criminal defense practice along with the areas of family law, small claims and civil litigation in both Missouri and Illinois.

Jeff grew up on a small family farm in Lewis County, Missouri.  In his free time, Jeff enjoys helping on the farm, spending time with family, golfing and watching his favorite sports teams.

Areas of Practice

  • Criminal Law
  • Family Law
  • Divorce
  • Civil Litigation


University of Missouri-Columbia , J.D.
University of Missouri-Columbia , B.A.


State of Illinois
State of Missouri