Diana M. Thimmig

Of Counsel

1375 East Ninth Street
One Cleveland Center, 10th Floor
Cleveland, OH 44114
P 216.696.7078
F 216.623.0134
E dthimmig@ralaw.com

Diana M. Thimmig

Of Counsel

Phone: (216) 696-7078
Fax: (216) 623-0134
Email: dthimmig@ralaw.com

Ms. Thimmig focuses her practice on complex business and commercial litigation, bankruptcy cases and insolvency proceedings.

Representative Matters

  • Handled complex business and commercial litigation in both state and federal courts
  • Served as counsel for the debtor, the debtor-in-possession, official committee of unsecured creditors, secured creditors, or the bankruptcy trustee in hundreds of Chapter 7, Chapter 11 and Chapter 13 bankruptcy cases and insolvency proceedings


  • Named to The Best Lawyers in America© for Bankruptcy and Creditor Debtor Rights/Insolvency Reorganization Law — Defendants (2013-2019)
  • Honored as "German-American Woman of the Year" by the Federation of German-American Societies of Greater Cleveland (2010)
  • Recipient of the Federal Bar Association's Elaine R. "Boots" Fisher Award for exemplary community, public and charitable service (2009)
  • AV® Preeminent™ rating from Martindale-Hubbell Law Directory
  • Selected as an "Ohio Super Lawyer" by Ohio Super Lawyers magazine (2004-2018)
  • Cleveland-Metropolitan Bar Association, Volunteer of the Year (2008)
  • Appointed to Ohio State Bar Association, Commission on Judicial Candidates (2006-2008)
  • Recipient of the Cuyahoga County Bar Foundation's Day Weiner Award for outstanding public service (2005)
  • Recipient of the Ohio Legal Assistance Foundation's Presidential Award for Pro Bono Legal Services (2004)
  • Recipient of Trustee Award for Outstanding Service as Volunteer Attorney from the Legal Aid Society of Cleveland (2001)
  • Named in Crain's Cleveland Business "40 Under 40" (1995)
  • Federal Court Panel Member (1993-present)
  • Recipient of Elsa Pavlik Volunteer of the Year Award from the Women's City Club of Cleveland (1990)
  • Federal Republic of Germany, Honorary Consul (1988-present)
  • Recipient of the Bundesverdienstkreuz (The Order of Merit) from the Federal Republic of Germany
  • Recognized in Who's Who of American Women (Marquis 20th-25th editions)


  • J.D., Cleveland-Marshall College of Law
  • B.A., John Carroll University, Political Science
    • cum laude

Professional Affiliations

  • Federal Bar Association - Northern District of Ohio Chapter, Delegate to the National Council (2012); Immediate Past President (2012); President (2011); President-Elect (2010); Vice President (2009)
  • Cleveland Metropolitan Bar Association
  • Cuyahoga County Bar Association, Past President (2005-2006); President-Elect (2004-2005); First Vice President (2003-2004); Second Vice President (2002-2003)
    • Pro Bono Community Projects Committee, Chair (2001-2003)
    • Pro Bono Committee, Chair (2000-2003)
    • Executive Committee (1999-2006)
    • Ethics Committee, Chair (1996-1997) and Vice Chair (1995-1996)
    • Board of Trustees (1994-2008)
    • CLE Committee (1991-2001)
    • Bankruptcy Committee, Chair (1991-1995)
    • Bar Admissions Committee (1986-2008)
    • Bar Admissions Appeals Subcommittee (1986-2008)
  • Cuyahoga County Bar Association Foundation, Board of Trustees (2001-2008)
  • Ohio State Bar Association (1983-present)
  • Joint Task Force on Gender Fairness Subcommittee on Bar Associations, Member (1992-1994)
  • Judicial Conference of the Eighth Judicial District, Life Member

Community Affiliations

  • Legal Aid Society of Cleveland, President (2003-2005); Board of Trustees (1998-2006); Personnel Committee, Chair (2000-2003)
  • René Fabian Fund, Executive Board (1994-present)
  • International Services Center, Board of Trustees (1998-2004)
  • Charitable Testamentary Trust (Kruse) established for the benefit of the City of Schwanebeck, Germany, Trustee (1992-present)
  • Cleveland Foreign Consular Corps (1989-present)
  • Women's City Club of Cleveland, President (1995-1997)


  • Publishes and serves as a faculty member/speaker for educational programs sponsored throughout the year by the Ohio State Bar Association, Ohio Judicial College, National Institute of Trial Advocacy, and local bar associations on a wide range of topics


  • "Small Business Bankruptcy: Chapter 11" - Ohio State Bar Association (OSBA)
  • William J. O'Neill Bankruptcy Institute - a two-day program sponsored by the Cleveland Metropolitan Bar Association
  • "Understanding the Bankruptcy Reform Act of 2005" - Lorman Education Services
  • "The Fundamentals of Bankruptcy in Ohio: How to Give Clients the Relief They Need"
  • "Bankruptcy" - Lorman Education Services
  • "Receiver Law in Ohio" - National Business Institute
  • "Basic Bankruptcy Law and Practice in Ohio" — Sterling Education Services
  • Great Lakes Deposition Program — served on the faculty of a three-day program co-sponsored by National Institute of Trial Advocacy and Case Western School of Law
  • Frequent faculty member of programs sponsored by National Institute for Trial Advocacy (NITA), OSBA, Ohio Judicial College, CCBA, CBA, Sterling, Lorman, and HalfMoon

Related Media

Languages Spoken

  • Limited in German