Judge John M. Allegretti: Professional Background and Legal Expertise

Illinois Bar #: 6228739 (July 27, 2001)

Biography

The Hon. John M. Allegretti is a circuit judge on the Circuit Court of Cook County in Illinois. He was elected to the bench on November 4, 2014.


Allegretti has held assignments in the Non-Jury Civil Section of the First Municipal District of the Municipal Department.


Prior to his election, Allegretti spent time as general counsel for the Cook County Treasurer. Before that, he served as general counsel for the Cook County Assessor.


Allegretti earned a B.A. from the University of Illinois in 1991. He then completed a J.D. at St. Thomas University School of Law in 1995. He was licensed to practice in Illinois (1995).


After graduating from law school, Allegretti began his legal career as an attorney in private practice. He represented clients in domestic relations and bankruptcy matters for two years, eventually leaving to become a judicial hearing officer for the Illinois Property Tax Appeal Board. Then, in 2001, he was hired as an assistant state’s attorney for the Cook County State’s Attorney’s Office.


He is registered as a Democrat.

Recent Cases by Hon. John M. Allegretti

On April 29, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 29, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Case Last Refreshed

Oct 23, 2026

On April 29, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 29, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 23, 2026

On April 29, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 29, 2026

Status

Closed

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 24, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 20, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 20, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Want of Prosecution

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Contractual Fraud

Case Last Refreshed

Oct 20, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 20, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Contractual Fraud

Case Last Refreshed

Oct 20, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 21, 2026

On April 28, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 28, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 22, 2026

On April 27, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 27, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 19, 2026

On April 27, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 27, 2026

Status

Closed

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 19, 2026

On April 27, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 27, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 19, 2026

On April 24, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 24, 2026

Status

Want of Prosecution

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Contractual Fraud

Case Last Refreshed

Oct 17, 2026

On April 24, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 24, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 17, 2026

On April 24, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 24, 2026

Status

Want of Prosecution

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 19, 2026

On April 23, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 23, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 15, 2026

On April 23, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 23, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 15, 2026

On April 22, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 22, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 13, 2026

On April 22, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 22, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 13, 2026

On April 22, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 22, 2026

Status

Active

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 14, 2026

On April 21, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 21, 2026

Status

Want of Prosecution

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 13, 2026

On April 20, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 20, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 11, 2026

On April 20, 2026 a case was filed in the jurisdiction of Cook County. Judge John M. Allegretti presiding.

Filed

Apr 20, 2026

Status

Dismissal

Judge

Hon. John M. Allegretti Trellis Spinner 👉 Discover key insights by exploring more analytics for John M. Allegretti

Court

Circuit

County

Cook County, IL

Practice Area

Commercial

Matter Type

Breach of Contract

Case Last Refreshed

Oct 11, 2026