Photo of Phylis J. Speedlin

Phylis J. Speedlin Senior Counsel

Areas of Practice

Bar Admissions

  • Texas, 1983

Court Admissions

  • Supreme Court of the United States, 1988
  • United States District Court Western District of Texas, 1983
  • United States District Court Southern District of Texas, 1985


  • St. Mary's University School of Law, J.D., with distinction, 1983
  • Trinity University, M.S., Health Care Administration, with honors, 1977


Board Certified in Personal Injury Law by the Texas Board of Legal Specialization

Phylis J. Speedlin counsels clients in two primary areas: alternative dispute resolution - including arbitration, mediation and private judging - and appellate strategy. She delivers exceptional value by virtue of her experience as a judge, appellate advocate, and trial lawyer. An attorney for more than 32 years, Justice Speedlin served as a jurist for 13 years, ten years as a justice on the Texas Fourth Court of Appeals and three years as a Bexar County trial judge. During her tenure on the Fourth Court, Justice Speedlin authored more than 1,300 opinions covering a wide variety of issues, including personal injury, property rights, insurance law, medical malpractice, family law, employment law, probate, oil and gas, construction law and criminal law.


To view Justice Speedlin's interactive scheduling calendar, click here.


Originally raised in Ohio, Justice Speedlin moved to San Antonio in 1970 during her service with the United States Army Nurse Corp. She completed her undergraduate education in nursing at Incarnate Word College and obtained a master’s degree in health care administration from Trinity University in San Antonio. She received her law degree with distinction from St. Mary’s University School of Law.

Before becoming a jurist, Justice Speedlin practiced trial and appellate law for 17 years with the San Antonio law firm of Clemens & Spencer. As an attorney in San Antonio, she represented clients in numerous industries, with a significant focus on the healthcare industry including doctors, nurses and hospital administrators on medical malpractice and medical product litigation.

Today, Justice Speedlin counsels Dykema clients in two primary areas: alternative dispute resolution - including arbitration, mediation and private judging - and appellate strategy.

To read Justice Speedlin's complete curriculum vitae, click here.

Memberships & Involvement

  • State Bar of Texas, Pattern Jury Charge Oversight Committee, 2005-present, Vice-Chair, 2015-present
  • Association of Attorney-Mediators, 2013-present
  • State Bar of Texas
    • Alternative Dispute Resolution Section, 2012-present
  • Community Justice Pro Bono Committee, Chair, 2009-2013
  • American Board of Trial Advocates, San Antonio Chapter, 1995-present
  • William S. Sessions American Inn of Court, 1987-2015
  • Course Director, State Bar of Texas Advanced Evidence and Discovery, 2015
  • Texas Bar Foundation–Life Fellow
  • Advisory Committee San Antonio Bar Foundation, Chair, 2011-2012
  • Pro Bono College of the State Bar of Texas, 2003-present
  • San Antonio Women's Bar Association, 2000-present

Community/Civic Activities

  • National Academy of Distinguished Neutrals, Texas Chapter, 2015
  • Central Catholic High School, Board Member, 2005-2013
  • Rotary Club of San Antonio, 2000-2002; 2007-2013
  • Recognized by S.A. Scene in “San Antonio’s Outstanding Women in Law” 2021
  • Recognized by San Antonio Magazine in "San Antonio's Top Attorneys" for Arbitration Mediation, 2019 and 2020
  • Recognized by S.A. Scene in "San Antonio’s Best Lawyers" for Arbitration & Mediation
  • Recipient of the San Antonio Business Journal Lifetime Achievement Award, 2017
  • Inducted into the San Antonio Women's Hall of Fame in the category of Innovation, 2016
  • Inducted to the Texas Chapter of the National Academy of Distinguished Neutrals, 2015
  • San Antonio Bar Association Lifetime Achievement Award, 2013
  • American Bar Association Harrison Tweed Outstanding Pro Bono Award, 2012
  • State Bar of Texas Judge Merrill Hartman Pro Bono Judge Award, 2012
  • President’s Award San Antonio Bar Association in recognition of a decade of dedication and innovation in support of a strong pro bono culture within Bexar County, 2011
  • Named as "Lawyer of the Year" in Mediation by The Best Lawyers in America® in 2020. Copyright 2015 by Woodward/White, Inc., Aiken, SC
  • Named as "Lawyer of the Year" in Arbitration by The Best Lawyers in America® in 2019. Copyright 2015 by Woodward/White, Inc., Aiken, SC
  • Recognized in The Best Lawyers in America® for Arbitration, Mediation, and Appellate Law, 2018-Present. Copyright 2015 by Woodward/White, Inc., Aiken, SC
  • Recognized in Texas Super Lawyers® for Alternative Dispute Resolution, 2016-Present
  • State Bar of Texas Resolution for Achievement, 2008