Joanne P. Monagan, Esq.

Managing Attorney

Composed, Competent, Committed.

Joanne Monagan is among the most widely respected and experienced matrimonial attorneys in the Capital Region. She has more than 30 years' experience representing adults and children in all aspects of family law and divorce. She also brings a unique perspective to her practice by having spent a decade as Principal Court Attorney working in Family Court and in the New York State Supreme Court systems. These experiences have provided her a with a deep understanding of the complex matrimonial laws, rules, systems, procedures, and personnel from both the court's perspective and from the perspectives of hundreds of clients that she has represented. Attorney Joanne Monagan is committed to ensuring that her clients, and all clients represented by her firm, O'Brien Monagan Law Firm P.C., receive the highest level of advocacy devoted to protecting their rights and promoting their interests.

  • Albany Law School of Union University, Albany, New York
    • J.D.
  • Ithaca College, Ithaca, New York
    • B.S.
  • New York, 1990
  • U.S. District Court Eastern District of New York
  • New York State Bar Association, Member, 1989 to Present
  • Rensselaer County Bar Association , Member, 1989 to Present

Check out my LinkedIn profile!

Recent Blog Posts


  • Thank you for everything Joanne

    5.0 Stars, March 2020   I've had the unfortunate life battles that go with a broken family. However, I had the fortune of meeting and hiring Joanne to represent my matters over almost a decade. It has been a relief to have her attend on my behalf and use her wisdom and experience to guide me th...
  • Amazing Lawyer

    5.0 stars   I worked with Joanne Monagan for over 2 years as my Lawyer. I can only say amazing things about her. She was kind, patient, caring, flexible and went above and beyond her job duties. We had a hard battle to overcome one that many would have never gotten the outcome we did under norm...
  • A Huge Relief

    5.0 stars   “At a very unfortunate time in my life, It was suggested to me by another highly regarded attorney that i speak with Ms Monagan regarding my pending divorce. Her knowledge in these matter's, and ability to quickly bring closure, and her continued help in traversing family matters ha...
  • Best Lawyer I've Ever Dealt with

    5.0 stars   Joanne is AMAZING, to put it simply. She is very knowledgeable of her profession, and unlike most family law practitioners, she doesn't take crap from anybody. Unfortunately, I have needed a family court lawyer numerous times, and she has been so good to me with each encounter. She ...
  • Professional and Got The Job Done

    5.0 stars   I had hired Joanne on a family matter and have been very pleased with her work and communication I live in another state and had to travel for this case and with Joanne's efforts really made this easy. Plus, she won the case!! I won't go anywhere else if I need a attorney in NY.
  • Separation of Domestic Partnership and Order of Protection

    5.0 stars   Joanne Monagan was professional yet sensitive to the delicate matters of my 10-year relationship with my domestic partner. Unfortunately, the relationship became dangerous without actually becoming volatile however I was in fear of everything I loved. Many said this would not be eno...
  • Legal counseling for domestic issue

    5.0 stars   Joanne was very professional and handled my legal needs efficiently. She was available via phone or email when needed and answered in a timely manner. I highly recommend her services.
  • Patient and sharp

    5.0 stars   My situation was complicated. But she handled it well. As is often the case the case took much longer than we would have wanted but along the way she did a great job working things out. And she was willing to allow me to make payments when I couldn't afford the total bill.
  • Helpful during a difficult time

    5.0 stars   Overall, Joanne was very helpful during a difficult time. Joanne handled all the legal proceedings in a professional manner, and she was thorough in detailing out the conditions of the Divorce Agreement.
  • Compassionate, Knowledgeable and Thorough

    5.0 stars   I met with Joanne during my preparation for my divorce. She listened to every worry I had and always made me feel comfortable and at ease. She would communicate with the other counsel in the office and made sure everyone was on the same page. I would not hesitate to contact her again.
  • Brilliant Lawyer

    5.0 stars   I turned to attorney Joanne Monagan after months of deliberations in frivolous litigation focused on process issues, not facts, that threatened to consume interminable time and enormous resources. I had been represented by corporate attorneys who were happy to indulge this process w...