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Niranjan Fred Thiagarajah

also known as Fred Thiagarajah

About me

Former Deputy District Attorney Fred Thiagarajah is a criminal defense attorney practicing in Southern California, including Orange, Los Angeles, Riverside, and San Bernadino counties. Mr. Thiagarajah has handled thousands of cases as both a prosecutor and defense attorney and has completed over 70 jury trials -- and has always acquired a better result for his clients in all his felony trials.   Attorney Thiagarajah's current practice includes misdemeanor and felony charges in defense of DUI, domestic violence, fraud, child endangerment, sex cases, theft, burglary, drug charges, violent crimes, white collar crimes, and more.  For a detailed description of Mr. Thiagarajah's recent trials -- both wins and losses -- see the section on Cases.


Languages spoken: English, Spanish

Photos and videos

130989 1282264298

Practice areas


  1. Criminal Defense: 50%
    17 years, 2.3 thousand cases
  2. DUI & DWI: 50%
    17 years, 2.3 thousand cases



Free consultation (60 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

28 total 

Are you an attorney? Endorse this lawyer

  • Lewis Robert Rosenblum

    Fred Thiagarajah is a wonderful lawyer and a wonderful human being. He is extremely bright, hardworking and tremendously talented in the courtroom. There are some people that you meet and immediately feel a sense of comfort in their presence, that they are thoughtful and have the tremendous confidence in their work that can only be gained through years of experience and a quality education. Fred is that person and more. I would highly recommend anyone in need of quality representation speak with Fred Thiagarajah and experience a compassion and legal acumen rarely found in the legal profession. I can assure you that you will not be disappointed.


    Lewis Rosenblum Criminal defense Attorney
    Relationship: Fellow lawyer in community

  • Diamond B Tran

    Fred is extremely confident, persuasive, smart and fearless. Whenever anyone asks me for a defense attorney referral, Fred is one I never hesitate to recommend.


    Diamond Tran Guardianship Attorney
    Relationship: Fellow lawyer in community

Contact info

Law Offices of Fred Thiagarajah

1440 N. Harbor Blvd.
Fullerton, CA, 92835

Law Offices of Fred Thiagarajah

9431 Haven Ave.
Rancho Cucamonga, CA, 91730

Law Offices of Fred Thiagarajah

11801 Pierce St.
Riverside, CA, 92505

Law Offices of Fred Thiagarajah

25096 Jefferson Ave.
Suite B-138
Murrieta, CA, 92562

Law Offices of Fred Thiagarajah

4401 N. Atlantic Ave., 2nd Floor
Long Beach, CA, 90807

Law Offices of Fred Thiagarajah

5015 Birch St., Suite 107
Newport Beach, CA, 92660-8113



We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Super LawyerSuper Lawyers of Southern California2016
Top 100 Trial LawyersNational Trial Lawyers2016
Top 100 Criminal Lawyers for CaliforniaAmerican Society of Legal Advocates2015
Top 100 Trial LawyersNational Trial Lawyers2015
Top 100 Criminal Lawyers for CaliforniaAmerican Society of Legal Advocates2014
Best DUI Defense AttorneyOC Register2014
Best DUI Defense AttorneyOC Register / OC Metro2013
Power Attorney in Orange CountyRiviera Magazine2013
Rising Star (Best Attorney Under 40)Super Lawyers2013
Top 100 Criminal Lawyers for CaliforniaAmerican Socity of Legal Advocates2013
Power Attorney in Orange CountyRiviera Magazine2012
Rising Star (Best Attorneys under 40)Super Lawyers2012
Best DUI Defense AttorneyOC Metro Magazine2012
Best DUI Defense AttorneyOC Metro Magazine2011
Runner-Up Hale Moot Court ProgramUSC Law School1998
Work experience
TitleCompany nameDuration
Deputy District AttorneySanta Clara County District Attorney's Office2000 - 2004
Association namePosition nameDuration
MENSAMember2008 - Present
California Public Defenders AssociationMember2007 - Present
Newport Beach Chamber of CommerceMember2005 - Present
Orange County Bar AssociationMember2004 - Present
South Asian Bar Association of Southern CaliforniaBoard Member2004 - Present
State Bar of CaliforniaMember1999 - Present
North American South Asian Bar Association, Criminal Justice CommitteeCo-Chair2009 - 2012
Los Angeles County Bar AssociationMember2005 - 2015
Legal cases
Case nameOutcome
People v. J.P. (Criminal Threats)Disturbing the peace; no jail
People v. D.B. (DUI)Case dismissed
People v. P.D. (Theft)Trespass with no jail; immigration safe
See all legal cases 
School nameMajorDegreeGraduated
University of Southern California Law SchoolLawJD - Juris Doctor1999
Pomona College (Claremont)N/ABA - Bachelor of Arts1994
Speaking engagements
Conference nameTitleDate
Westwood CollegeImmigration Consequences for Criminal Cases2013
Charter CollegeSex Crimes2013
NASABA Convention 2011Up in Smoke -- California's Medical Marijuana Laws2011
19th Annual Last Dash & Trade ShowHow to Avoid State Bar Disciplinary Cases2011
SoloconRainmaking for Solo Practitioners & Small Firms2010