Katie Griffin Photo

Katie E. Griffin

  • Profile
  • Credentials
  • Associations & Awards
  • Publications & Presentations

Katie Eidson Griffin is a trial lawyer with Sill Law Group who handles complex litigation matters in federal and state courts across the country with an emphasis on complex products liability and consumer class actions. She represents clients in state and federal trial courts, bankruptcy courts, appellate courts, and mediations. Katie currently serves on the complaint and appeals committee for In re: Darvon, Darvocet, and Propoxyphene Products Liability Litigation, MDL 2266, and previously served as a member of the science committee in In re: Avandia Marketing, Sales Practices, and Products Liability Litigation, MDL 1871.

Prior to joining Sill Law Group full time in 2010, Katie practiced as a litigation associate with Geary, Porter & Donovan, a Dallas-based civil practice law firm, in the areas of commercial litigation, employment litigation, and tax controversies. Katie also served as the director of the University of Oklahoma College of Law’s Office of Professional and Career Development, where she assisted students with a multitude of career opportunities, including placement of students with firms and federal and state clerkships across the country.

Katie is married to Jay Griffin, a partner with the Oklahoma City law firm of Hartzog, Conger, Cason & Neville, and they have a daughter, Gwin, and golden retriever, Sam.

Honors & Associations:

  • Order of the Barristers
  • Articles development editor, American Indian Law Review
  • Outstanding law review candidate, American Indian Law Review
  • American Jurisprudence Awards: Legal Research and Writing I & II, Remedies
  • Beta Gamma Sigma
  • University of Oklahoma, Outstanding Senior Woman
  • University of Oklahoma, PE-ET Top 10 Senior Honor Society
  • Masters London School of Economics - Graduate School 2003
  • B.B.A. in Marketing and Finance, With Special Distinction University of Oklahoma - University 2002
  • Juris Doctorate, With Distinction University of Oklahoma College of Law - Graduate School 2006

Civic Associations:

  • Kappa Alpha Theta national fraternity, finance adviser (2013-2015)
  • American Association for Justice, board of governors (2012-2015)
  • University of Oklahoma Michael F. Price College of Business, JCPenney Leadership Center Alumni Advisory Board, Member (Chair: 2011-2015)
  • The Advocate, Co-Editor (2011-present)
  • YWCA Oklahoma City, Capital Campaign Committee (2011-2013); Purple Sash Gala chair (2010) and co-chair (2009); board member (2009-2010)
  • University of Oklahoma College of Law, liaison to the Oklahoma Bar Association professionalism committee (2008-2010)
  • Norman NEXT, special events co-chair (2008-2010)
  • Elan Circle, member (2007)
  • Texas Young Lawyers Association (2006-2007)
  • Calm Waters, volunteer (2013-2014)
  • The Peggy and Charles Stephenson Cancer Center at The University of Oklahoma, board of advocates (2013-Present)

Bar Memberships:

  • Texas (2006)
  • Oklahoma (2012)
  • United States Court of Appeals for the Fifth Circuit
  • United States District Court for the Northern District of Texas
  • United States District Court for the Eastern District of Texas
  • United States District Court for the Western District of Oklahoma
  • United States District Court for the Northern District of Oklahoma

Professional Recognition:

  • Oklahoma Association for Justice, Tom Wallace Service Award (2012)
  • Oklahoma Magazine, 40 under 40 (2010)
  • University of Oklahoma College of Law, Outstanding Commitment and Service to Students Award (2010)
  • American Association of Justice
    American Association of Justice
  • Oklahoma Association for Justice
    Oklahoma Association for Justice
  • American Bar Association
    American Bar Association
  • “Will States Continue to Provide Exclusivity in Tribal Gaming Contracts or Will Tribes Bust on the Hand of the State in Order to Expand Indian Gaming,” American Indian Law Review (2004)
  • Matthew J. Sill & Kathryn Griffin, “The Cat Herders’ Corner: Mass Torts and Class Action Update: Enforceability of Arbitration Agreements, Class Action Certification & Anti-Injunction Act and Relitigation Exception,” The Advocate (Fall 2011)
  • Matthew J. Sill & Kathryn Griffin, “The Cat Herders’ Corner: Mass Torts and Class Action Update: Multidistrict Litigation, Subject Matter Jurisdiction Under CAFA & Generic Drug Preemption,” The Advocate (Fall 2010)
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    “From the first meeting to the last meeting I felt taken care of by these highly skilled and intelligent attorneys.”

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    The settlement was beyond expectations.

    “Simone is known as an expert in this type of litigation. From the get-go, it was obvious her knowledge and experience was going to be beneficial. A tentative agreement was reached before the day was over and a final agreement a week later.”

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    Chad, Lauren & Ashley were an outstanding team.

    “Their professionalism & diligence was superior only to be equaled by their compassion, understanding, and friendliness. Their communications with keeping me informed of the progress of the case were timely & informative.”

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    I love working with Fulmer Sill!

    “They were very helpful, kind, and patient. And I was thankful for their negotiation skills and how they understood how important I am as a human being therefore the finishing results turn out to be more than I expected.”

    - Jasmine N.

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