Judge Mary W. Greaves: Professional Background and Legal Expertise

21st Judicial Circuit Court of Missouri, Department Division 65, Second Floor, South

Biography

Hon. Mary W. Greaves is a family court commissioner for the 21st Judicial Circuit Court (Division 65) of Missouri. She was appointed to the bench in 1996.


The 21st Judicial Circuit includes St. Louis County.


During her judicial tenure, Greaves has presided over Juvenile Court dockets, traffic dockets, and domestic relations matters.


While on the bench, she maintained her own private practice, the Greaves Law Firm since 2013. Before that, she worked as a staff attorney and prosecuting attorney in the Juvenile Division of the Family Court in St. Louis County (1994 to 1996) and practiced with Dunlop & Lang Attorneys at Law, where she began as a law clerk in 1989 and continued as an attorney until 1994.


She received a B.S. in business administration from the University of Missouri-Columbia in 1988. Greaves went on to complete a J.D. at Saint Louis University School of Law in 1991.


Her memberships have included the Missouri Association of Probate and Associate Circuit Judges, the St. Louis County Bar Association, and the Women Lawyers’ Association.


Greaves was a former Girls Scout leader and served as a past president of the Webster Groves Swim and Dive Team and a past vice-president of the Bristol School PTO.


She was born and raised in Kirkwood, Missouri. She is a member of Holy Redeemer Parish.

Recent Cases by Hon. Mary W. Greaves

On November 13, 2025 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Nov 13, 2025

Status

Judgment (Other)

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

Circuit

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Nov 14, 2025

On July 26, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

10 Files
Filed

Jul 26, 2023

Status

Judgment (Other)

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Oct 19, 2023

On April 27, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 27, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 28, 2023

On April 27, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 27, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 28, 2023

On April 27, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 27, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 28, 2023

On April 26, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 26, 2023

Status

Judgment (Other)

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On April 26, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 26, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On April 26, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 26, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On April 25, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 25, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 26, 2023

On April 20, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 20, 2023

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 11, 2023

On April 20, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 20, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 21, 2023

On April 18, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 18, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 13, 2023

On April 18, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 18, 2023

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On April 17, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 17, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 18, 2023

On April 17, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 17, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 11, 2023

On April 14, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 14, 2023

Status

Judgment (Other)

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On April 12, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 12, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 13, 2023

On April 12, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 12, 2023

Status

Judgment (Other)

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On April 11, 2023 a fc change of name case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 11, 2023

Status

Other

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Change of Name

Practice Area

Family

Matter Type

Name Change

Case Last Refreshed

Sep 12, 2023

On April 4, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Apr 04, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Apr 05, 2023

On March 28, 2023 a fc dissolution- w/o children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Mar 28, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/o Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On March 20, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Mar 20, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Sep 12, 2023

On March 20, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Mar 20, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Mar 21, 2023

On March 20, 2023 a fc dissolution- w/ children case was filed in the jurisdiction of St. Louis County. Judge Mary W. Greaves presiding.

Filed

Mar 20, 2023

Status

Closed

Judge

Hon. Mary W. Greaves Trellis Spinner 👉 Discover key insights by exploring more analytics for Mary W. Greaves

Court

MO-St Louis County

County

St. Louis County, MO

Court Category

FC Dissolution- w/ Children

Practice Area

Family

Matter Type

Divorce,Separation

Case Last Refreshed

Mar 21, 2023