JG
John Howard Gilliam
John Howard Gilliam is a lawyer in San Marcos, TX who works for John H. Gilliam Law Office. Practice areas include Business, Entertainment, Wills-Trusts-Probate. Court admissions include (inactive), Fifth Circuit Court of Appeals. Licensed in Texas since 2005. Graduated from University of Montana in 1991.
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Law school
Bar admission
Office
Disciplinary
JG
John Howard Gilliam
John H. Gilliam Law OfficeSan Marcos, TX·20 years licensed
Claim profileContact attorney
John Howard Gilliam is a lawyer in San Marcos, TX who works for John H. Gilliam Law Office. Practice areas include Business, Entertainment, Wills-Trusts-Probate. Court admissions include (inactive), Fifth Circuit Court of Appeals. Licensed in Texas since 2005. Graduated from University of Montana in 1991.
Law school
University of Montana
Class of 1991
Bar admission
2005
State Bar of TX · #24050660
Office
302 W Martin Luther King Dr
San Marcos, TX 78666
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice, courts & credentials
Practice areas3 listed
BusinessEntertainmentWills-Trusts-Probate
Courts admitted4 total
(inactive)
Fifth Circuit Court of Appeals
Montana District Court
Texas Western District Court
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Last refreshed Aug 2026