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Jonathan Hayes Groff

About me

With over 25 years of experience litigating Personal Injury Cases, Jonathan Groff assumes primary responsibility for the firm's major claims litigation and trial practice. From early on, Mr. Groff is involved in the investigation, development, settlement negotiation, and when necessary, litigation of catastrophic injury and death cases; as well as complex liability claims. He has successfully tried numerous cases to verdict and settled countless other injury claims for clients.

Mr. Groff is honored to have achieved Martindale-Hubbell® Law Directory's highest rating, "AV® , Preeminent", which is "...a testament to the fact that a lawyer's peers rank him or her at the highest level of professional excellence". He has also been awarded a "10.0 Superb" rating from AVVO® , the national lawyer rating service's highest rating for Experience, Industry Recognition and Professional Conduct.


Photos and videos

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Practice areas


  1. Slip and Fall Accident: 33%
  2. Car Accidents: 33%
  3. Personal Injury: 33%



Free consultation (120 minutes)

Attorney endorsements

33 total 

Are you an attorney? Endorse this lawyer

  • John Greel Ralls Jr.

    I endorse this talented and knowledgeable attorney, who is well-respected in the legal community.


    John Ralls Oil & Gas Attorney
    Relationship: Other

  • Michael S. Waddington

    I endorse Jonathan. He is a highly skilled attorney that is well respected in the legal community.


    Michael Waddington Military Law Attorney
    Relationship: Fellow lawyer in community

Contact info

Law Offices of Kirshner, Groff & Diaz

5901 SW 74th Street, Ste 404
Miami, FL, 33143


FLMember in Good Standing198609/08/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
AV® Preeminent 5.0 out of 5.0Martindale-Hubbell2012
AV Preeminent 5.0 out of 5 Peer Review RatedMartindale-Hubbell2011
AV Preeminent 5.0 out of 5 Peer Review RatedMartindale-Hubbell2010
AV Preeminent 5.0 out of 5 Peer Review RatedMartindale-Hubbell2009
AV RatingMartindale-Hubbell2008
AV RatingMartindale-Hubbell2007
AV RatingMartindale-Hubbell2006
AV RatingMartindale-Hubbell2005
AV RatingMartindale-Hubbell2004
AV RatingMartindale-Hubbell2003
Work experience
TitleCompany nameDuration
PartnerLaw Offices of Kirshner and Groff2000 - Present
N/ARichard M. Kirshner, PA1993 - 2000
N/AWolfson, Diamond, Grossman, Herscher & Groff1993 - 1993
AssociateWolfson, Diamond, Grossman & Herscher1986 - 1993
Association namePosition nameDuration
Federal Bar Association, Federal Litigation SectionAssociate Member2012 - Present
City of Miami Beach Parks and Recreational Facilities BoardBoard Chair2010 - Present
City of Miami Beach Debarment CommitteeBoard Member2008 - 2009
Holocaust Memorial - Miami BeachBoard Member2007 - Present
Florida BarMember1986 - Present
Miami-Dade County Bar AssociationMemberN/A
Florida Justice Association (Academy of Florida Trial Lawyers)Eagle MemberN/A
Legal cases
Case nameOutcome
Client partially paralyzed in a vehicular accidentConfidential (high seven figure) recovery
$375,000 after client's first lawyer dropped case$375,000
Client/passenger injured; no witnesses; driver denies fault$680,000 recovery
See all legal cases 
School nameMajorDegreeGraduated
University of Miami School of LawLawJD - Juris Doctor1986
University of FloridaN/ABA - Bachelor of Arts1983