Marc Griffin J.D.
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Marc Griffin J.D.

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Marc L. Griffin J.D.
Born 1950s.
Ancestors ancestors
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Profile last modified | Created 16 Feb 2016 | Last significant change: 1 Jan 2023
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Notables Project
Marc Griffin J.D. is Notable.

On the nomination of the Board of Commissioners of Johnson County, Indiana, he was appointed by Indiana Governor Otis R. Bowen on 19 February 1974, at the age of 17, as a Justice of the Peace to fill a vacancy of office in White River Township, Johnson County, Indiana.[1]

He became the youngest Justice of the Peace in the history of the United States.[2], Guinness World Records has declared that he holds the record for being the world’s youngest judge.[3],[4],[5]

Marc was a Justice of the Peace, the youngest ever appointed or elected in the world.

Click here for more information about the World's Youngest Judge

He adjudicated civil small claims cases such as debt collection, dishonored checks, landlord-tenant issues, and property damage. On his criminal docket, he heard misdemeanor cases such as violations of motor vehicle laws, disturbing the peace, shoplifting, and assault. Often, he held surety of the peace hearings and issued peace bonds which are known in the present day as protective orders. Of course, he solemnized marriages. He was officiating at weddings before he was legally old enough to get married without parental consent.

His appointive term ended 31 December 1974. He won contested primary[6] and general elections in 1974 to continue in an elective term.

Fourteen years after serving on the bench as a teenage judge, he started law school. Three years later, on 10 May 1992, he was awarded the degree of Doctor of Jurisprudence (J.D.) by Indiana University Robert H. McKinney School of Law.

Marc was a lawyer.

On 14 June 1993, he was admitted to practice as a member of the bar of the Indiana Supreme Court. On 2 August 1996, he was duly admitted and qualified as an Attorney and Counsellor of the United States Supreme Court.

Marc Griffin J.D. was born, raised, educated and worked in Indiana.
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Marc Griffin J.D. migrated from Indiana to Florida.
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Marc is an Amateur Radio Operator, Callsign: WB9QBG
Marc Griffin J.D. is a member of the Griffin Name Study Project.
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Marc Griffin J.D. has English ancestors.
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Marc Griffin J.D. has Scottish Ancestors.
Marc Griffin J.D. has German Roots.
Marc Griffin J.D. has French origins.
Danish Roots
Marc Griffin J.D. has Danish ancestors
Marc Griffin J.D. is the descendant of a Huguenot emigrant.
Marc Griffin J.D. is related to a US President.

His law office was in Greenwood, Indiana, about 3 miles from his old courtroom. Genealogy has been his hobby all his life.[7] He is an avid WikiTreer.[8] While researching his family tree, he discovered that several of his lineal ancestors also served as a Justice of the Peace in the early part of the 19th century in southern Indiana.[9]

Wikipedia Biography

Marc Griffin

DNA Records

  • Paternal relationship is confirmed through Y-chromosome DNA test results on Family Tree DNA. Marc Griffin, FTDNA kit # 101863, and his 7th cousin 2x removed, John Thomas Griffin, FTDNA kit # 48099, match at a Genetic Distance of 6 on 111 markers, thereby confirming their direct paternal lines back to their most-recent common ancestor who is William Griffin, the 8x great grandfather of Marc Griffin and 6x great grandfather of John Thomas Griffin. Marc is the son of Donald Griffin who is the 7x great grandson of the common ancestor William Griffin.[10]
  • Paternal relationship is confirmed by an autosomal AncestryDNA test match between Marc Griffin and William Griffin, his 1st cousin 1x removed. Their most recent common ancestors (MRCA) are Gerald Griffin and Wauneta Jackson, the grandparents of Marc Griffin and great grandparents of William Griffin. Predicted relationship from AncestryDNA: 1st cousin 1x removed, based on sharing 459 cM across 22 segments.
  • Maternal relationship is confirmed by an autosomal Family Tree DNA test match between Marc Griffin and Larry Baker, his 1st cousin 1x removed. Their most-recent common ancestors are Cecil Baker and Carrie Ponsler, the great grandparents of Marc Griffin and grandparents of Larry Baker. Predicted relationship from Family Tree DNA: 1st cousin 1x removed, based on sharing 363 cM across 87 segments. Marc is the son of Alice Baker who is the granddaughter of the common ancestors Cecil Baker & Carrie Ponsler.


  1. Space:World's_Youngest_Judge
  2. Wikipedia contributors, "Marc Griffin," Wikipedia, The Free Encyclopedia, (accessed October 27, 2022).
  3. [1]
  4. [2]
  5. [3]
  6. See Attached Image
  7. See Attached Image
  8. [4]
  9. Johnston Brown, William Hall, Absalom Hankins, Jonathan Shreve
  10. FamilyTreeDNA Griffin Y-Chromosome DNA surname project [5], Griffi(th)(n)(s)(ng) DNA Surname Project [6]

See also:

  • Who's Who in American Law(R) (Marquis(TM)). Ninth edition, 1996- 1997. New Providence, NJ: Marquis Who's Who, 1996. (WhoAmL 9) Who's Who in American Law(R) (Marquis(TM)). Tenth edition, 1998- 1999. New Providence, NJ: Marquis Who's Who, 1998. (WhoAmL 10)

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DNA Connections
It may be possible to confirm family relationships by comparing test results with Marc or other carriers of his ancestors' Y-chromosome or mitochondrial DNA. Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
  • Marc Griffin: Family Tree DNA Y-DNA Test 700 markers, haplogroup R-BY33643, FTDNA kit #101863, MitoYDNA ID T13889 [compare]
Mitochondrial DNA test-takers in the direct maternal line:
  • Marc Griffin: Family Tree DNA mtDNA Test Full Sequence, haplogroup V3c, FTDNA kit #101863, MitoYDNA ID T13889 [compare]
It is likely that these autosomal DNA test-takers will share some percentage of DNA with Marc:

Have you taken a DNA test? If so, login to add it. If not, see our friends at Ancestry DNA.

Comments: 3

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My haplogroup is R-BY33643 from the larger haplogroup R1b (R-M269).
posted by Marc Griffin J.D.