Jacob Allen Partner

Jacob Allen | Partner

About Jacob

Jacob was born and raised in Rochester, MN and graduated from John Marshall High School in 1994. He went on to attend Wheaton College in Wheaton, IL and graduated cum laude in just three years with a degree in Business Economics. He then went on to obtain his Juris Doctorate cum laude from the nationally ranked law school at the University of Minnesota.

Jacob clerked for the Honorable Joseph F. Wieners beginning in 2001. In 2002, he began his criminal defense work as a staff attorney with the Third District Public Defender, representing adults and juveniles both in all types of criminal matters across southeast Minnesota. In 2007, he began private practice, continuing to represent individuals as a privately retained criminal defense attorney. Allen & Associates LLC merged with O’Brien & Wolf, L.L.P. in 2013, bringing Jacob’s criminal defense practice into a larger firm offering a wide variety of legal services to its clientele. Jacob is a full partner at O’Brien & Wolf, L.L.P.

A seasoned and respected trial attorney, Jacob has tried dozens of cases to juries across all of southeast Minnesota. His criminal defense practice is broad, and covers even the most serious of allegations including: DUI and criminal vehicular operation/homicide, assaults, drug crimes, criminal sexual conduct, firearm offenses, property and diversion cases, juvenile delinquency, expungements, probation violations, and appeals.

Jacob's promise to his clients is simple: he will fight hard for the best possible result he can for their criminal case. Like all of the attorneys at O’Brien & Wolf, L.L.P., Jacob is an “lawyer who makes a difference” for his clients.

Bar Admissions:

  • State of Minnesota

Other Affiliations:

  • Olmsted County Bar Association
  • Minnesota State Bar Association
  • Olmsted County Justice Council, 2013–Present
  • Criminal Defense Counsel, 2012–2013
  • Mayo Clinic Biobank Advisory Board, 2011-present
  • Rochester Downtown Farmer’s Market Community Advisory Board, 2012-2013
  • Olmsted County Drug Court Steering Committee, 2015-present


  • University of Minnesota Law School, Cum Laude
  • Wheaton College, Cum Laude