Judge Daniel P. O’Brien: Professional Background and Legal Expertise

6th Circuit Court of Michigan, Department - Courtroom 2H, Second Floor

Biography

The Hon. Daniel P. O’Brien is a judge for the 6th Circuit Court of Michigan in Oakland County. He was elected to the bench on November 5, 2002.


During his judicial tenure, O’Brien has presided over the Civil/Criminal and Family Divisions.


Prior to his election, he worked as a private practice attorney since 1998. O’Brien supplemented his practice as an assistant municipal attorney and an assistant city attorney for local communities in Oakland County (1998 to 2000). Before entering private practice, he was a research attorney with the Oakland County Circuit Court (1995 to 1998).


O’Brien received an associate’s degree from Oakland Community College (1988) and a bachelor's degree from the University of Detroit Business School (1990). He went on to complete a J.D. at the University of Detroit, Mercy School of Law in 1994. While a law student, O’Brien served as a law clerk for the Hon. Daniel Sawicki with the 44th District Court and the Hon. Francis X. O’Brien with the Oakland County Circuit Court (1991 to 1994).


After graduating from law school, he began his legal career as an assistant prosecuting attorney with the Office of the Prosecuting Attorney in Oakland County (1994 to 1995).


His memberships have included the South Oakland Bar Association and the Catholic Lawyers. O’Brien has sat on the Royal Oak Zoning Board of Appeals, the Circuit Court Criminal Assignment Committee, the Oakland County Bar Association Circuit Court Committee (Bench Liaison), and the Thomas M. Cooley Law School Professionalism Advisory Committee.


He has also been involved with Gianna House and the Ancient Order of Hibernians.


O’Brien was named Outstanding Alumnus by the Oakland Community College in 2010.

Recent Cases by Hon. Daniel P. O’Brien

On November 26, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 26, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Automobile

Case Last Refreshed

Nov 27, 2025

On November 26, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 26, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Probate

Matter Type

Estate Administration

Case Last Refreshed

Dec 01, 2025

On November 26, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 26, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Probate

Matter Type

Estate Administration

Case Last Refreshed

Nov 27, 2025

On November 26, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 26, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Probate

Matter Type

Estate Administration

Case Last Refreshed

Nov 27, 2025

On November 25, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 25, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

General Torts

Case Last Refreshed

Nov 27, 2025

On November 24, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 24, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Case Last Refreshed

Nov 26, 2025

On November 24, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 24, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Nov 25, 2025

On November 21, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 21, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Personal Injury

Case Last Refreshed

Nov 25, 2025

On November 21, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 21, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Case Last Refreshed

Nov 25, 2025

On November 20, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 20, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Case Last Refreshed

Nov 24, 2025

On November 20, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 20, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Automobile

Case Last Refreshed

Nov 24, 2025

On November 19, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 19, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Nov 24, 2025

On November 18, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 18, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Automobile

Case Last Refreshed

Nov 19, 2025

On November 18, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 18, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Probate

Matter Type

Estate Administration

Case Last Refreshed

Nov 19, 2025

On November 18, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 18, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Personal Injury

Case Last Refreshed

Nov 19, 2025

On November 18, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 18, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Personal Injury

Case Last Refreshed

Nov 24, 2025

On November 17, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 17, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

General Torts

Case Last Refreshed

Nov 18, 2025

On November 17, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 17, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Labor and Employment

Matter Type

Discrimination

Case Last Refreshed

Nov 18, 2025

On November 17, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 17, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Automobile

Case Last Refreshed

Nov 18, 2025

On November 14, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 14, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Probate

Matter Type

Estate Administration

Case Last Refreshed

Nov 17, 2025

On November 14, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 14, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Torts

Matter Type

Personal Injury

Case Last Refreshed

Nov 17, 2025

On November 12, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 12, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Insurance

Matter Type

General Insurance

Case Last Refreshed

Nov 13, 2025

On November 12, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 12, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Practice Area

Insurance

Matter Type

General Insurance

Case Last Refreshed

Nov 14, 2025

On November 12, 2025 a case was filed in the jurisdiction of Oakland County. Judge Daniel P. O’Brien presiding.

Filed

Nov 12, 2025

Judge

Hon. Daniel P. O’Brien Trellis Spinner 👉 Discover key insights by exploring more analytics for Daniel P. O’Brien

Court

Oakland County

County

Oakland County, MI

Case Last Refreshed

Nov 13, 2025