Texas
- 1927-31 Clarence Manning Grigsby, Dallas
- 1931-38 Charles T. Stone, Galveston
- 1938-48 Moise Dreyfus Levy, Houston
- 1948-57 David W. Carter, Jr., Dallas 28
- 1957-63 Victor E. Schulze, San Angelo
- 1963-64 Hatch W. Cummings, Jr., Houston
- 1964- CONTINUED AS Texas Northern & Texas Southern
Texas Northern
- 1964-66 Alfred W. Harris, Dallas
- 1966-73 Ralph R. Tompsett, Dallas
- 1973-77 Bryan Williams, Dallas (Chair, 1975-77)
- 1977-81 Albert D. Roberts, Jr., Dallas
- 1981-85 Robert D. Bone, Corsicana
- 1985-89 William A. Godfrey, Jr., Dallas
- 1989-93 Lloyd W. Kitchens, Jr., Dallas
- 1993-97 Marvin J. Stone, Dallas
- 1997-01 Lynne M. Kirk, Dallas (Chair, 2001-02)
- 1998-99 W. Thomas Belt, Jr., Tyler (Transitional until Oct. 2, 1999)
- 2001-05 F. David Winter, Jr., Dallas
- 2005-09 W. Mark Armstrong, Dallas
- 2009-13 Clark R. Gregg, Dallas
- 2013-17 Sue S. Bornstein, Dallas
- 2017-21 John (Jack) D. Myers, Temple
- 2021-25 Roger Khetan, MD, FHM, FACP, Dallas
Texas Southern
- 1964-69 Hatch W. Cummings, Jr., Houston
- 1969-75 Robert A. Hettig, Houston
- 1975-79 Don W. Chapman, Houston
- 1979-83 L. Rodney Rodgers, Houston
- 1983-87 William R. Livesay, Houston
- 1987-91 William L. Winters, Jr., Houston
- 1991-95 Marvin Forland, San Antonio
- 1995-99 Edward C. Lynch, Houston
- 1999-03 J. Marc Shabot, Galveston
- 2003-07 Herbert L. Dupont, Houston
- 2007-11 Andrew K. Diehl, San Antonio
- 2011-15 Robert E. Jackson, Houston
- 2015-19 George E. Crawford, San Antonio
- 2019-23 Cynthia L. Peacock, Houston