JONATHAN R. O’HARA

Criminal Defense Backed By Science

Jonathan O’Hara is an attorney at Danford Law Firm. He dedicates his practice exclusively to criminal defense with a focus on DWI & Drug Charges. He represents clients across the Texas Hill Country, including in the communities of Kerrville, Boerne, Bandera, and Fredericksburg, TX. He also represents clients charged with federal criminal offenses in San Antonio, TX.

He has successfully handled cases throughout the region, securing dismissals for many clients, and winning contested hearings, trials, and appeals for others. He was named a 2025 "Rising Star" by Texas Super Lawyers, a "DWI Trial Warrior" by the Texas Criminal Defense Lawyers Association, and a "Top Attorney" by Avvo.

Jonathan provides DWI & Drug Charge defense backed by science. He is the only attorney in the area to have earned the ACS-CHAL Forensic Lawyer-Scientist designation, the highest form of scientific recognition for lawyers. As a lawyer-scientist, he has highly specialized knowledge of alcohol and drug testing, and the skills to effectively challenge that evidence in court. He has also completed advanced training in Standardized Field Sobriety Testing.

He has represented numerous professionals, including doctors, nurses, teachers, and others, and secured favorable outcomes that protected their licenses and careers. He has represented many immigrant clients as well and secured outcomes that protected their legal status in the United States.

He is frequently asked to share his knowledge and experience. He is a published author on defending DWI & Drug Charges and has presented at training seminars for criminal defense attorneys and even police officers. He is an active member of several legal organizations, including the Texas Criminal Defense Lawyers Association, where he serves on the DWI Resource Committee. He is also member of the Legal Committee of the National Organization for the Reform of Marijuana Laws.

Earlier in his career, he gained extensive criminal defense experience while working at law firms and one of the country’s largest public interest organizations. He earned his law degree from the University of Houston Law Center, where he received the Dean’s Scholarship and Blask Fellowship Award. During law school, he served as a teaching assistant and summer law clerk to a federal judge. He graduated magna cum laude from Texas A&M University - San Antonio.

Jonathan is also bilingual and regularly represents Spanish-speaking clients.