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Mary Tatum is a seasoned attorney with over 30 years of legal experience, including more than two decades as a Deputy District Attorney on California’s Central Coast. Raised along the California coastline, Mary’s upbringing instilled in her the values of integrity, perseverance, and compassion. She earned her undergraduate degree from California Lutheran University and her law degree from Ventura College of Law, paving the way for a distinguished career in law. As a prosecutor, Mary handled complex criminal cases with skill and dedication, earning widespread recognition and numerous accolades. Now, as the founder of Tatum Law Group, APC, she leverages her prosecutorial skills to deliver strategic, results-oriented defense solutions. Mary is deeply committed to her clients, offering tailored legal strategies and unwavering support. Whether protecting rights, seeking justice, or providing sound counsel, Mary approaches every case with diligence, respect, and a focus on achieving the best possible outcome.
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Free Consultation
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State: California
Acquired: 1988
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Mobile
1119 Palm St, Suite C, San Luis Obispo, CA, 93401
tatumlawapc.com/
27 Client Reviews
Showing 1 - 4 of 4 reviews | DUI & DWI
Posted by Earl | February 28, 2026 | Hired Attorney | DUI & DWI
Incredible Results - Both Felonies Dropped
I cannot recommend Mary Tatum highly enough. I was facing two life-altering charges - a felony DUI and a felony domestic violence charge - and the stakes for my future could not have been higher. From our very first meeting, Mary was a powerhouse. What impressed me most was her courtroom p...
Posted by Ashleigh | June 25, 2025 | Hired Attorney | DUI & DWI
DUI in Morro Bay
I live in Clovis, Ca. We took a quick trip to Morro Bay for the weekend to celebrate a Birthday and Valentines Day. What should have been a happy trip with lots of good memories turned into a nightmare. I was arrested for a DUI. I contacted another lawyer who was not taking any new cases at the time,...
Posted by anonymous | May 27, 2025 | Hired Attorney | DUI & DWI
I can't thank Mary enough
I am forever grateful for the work that Mary Tatum executed on my behalf. As a first time offender I was looking at serious implications for a DUI with a high BAC. I strongly believe that the outcome of my conviction would have been much more damning if Mary was not the person working on my case. She...
Posted by Jenny | November 27, 2023 | Hired Attorney | DUI & DWI
Mary Tatum is exactly the type of lawyer everyone dreams of
Mary Tatum is by far the most effective, articulate, well prepared, and understanding, lawyers I have ever encountered. My DUI case was dismissed after 2.5 years due to her highly skilled competence. I could not recommend anyone with higher regard and confidence than I would Mary Tatum.
"Mary Tatum is a fierce advocate and compassionate advisor. She takes the time to thoroughly investigate and learn the facts of each case to ensure that she provides the best possible representation for each of her clients. Her legal experience is matched by her keen perception of people and their problems."
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2021
Resolution Recognizing Mary Tatum for her 23 of Service, Monterey County Board of Supervisors
1998 - 2021
Deputy District Attorney, Deputy District Attorney Monterey County
1988 - 1997
Deputy District Attorney, Deputy District Attorney Ventura County
2024 - Present
The Community Foundation San Luis Obispo CountyGrantmaking Committee Member
2022 - Present
Women's Lawyer's Association of San Luis Obispo CountyMember
2022 - Present
San Luis Obispo County Bar Association, Criminal Defense SectionMember
2022 - Present
San Luis Obispo County Bar Association, Labor and Employment Law SectionMember
1987
JD - Juris Doctor
1979
BS - Bachelor of Science
2024
2016
English
Spanish