Leroy Jethro Gibbs

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Leroy Jethro Gibbs
Alias: Gunnery Sergeant Alvin Thomas, USMC
Leland Robert Spears
Gender: Male   Male
Born: 1950s
Stillwater, PA
Status: Active
  Occupation Affiliation Rank / Title
 ●   Federal Agent   NCIS   Supervisory Special Agent
            ●     NCIS Major Case Response Team
Portrayed by: Mark Harmon
 First Appearance
  ●   JAG: Ice Queen (episode)
  ●   NCIS: Yankee White (episode)
 Last Appearance
  ●   JAG: Meltdown (episode)
  ●   NCIS: n/a- main character.
List of Appearances

Leroy Jethro Gibbs is a former Gunnery Sergeant in the United States Marine Corps who is now an NCIS Special Agent assigned to the Navy Yard in Washington D.C. He is the current leader of the main NCIS Major Case Response Team.



JAG Season 8

NCIS Season 1

NCIS Season 2

NCIS Season 3

NCIS Season 4

NCIS Season 5

NCIS Season 6

NCIS Season 7

NCIS Season 8

NCIS Season 9

NCIS Season 10

NCIS Season 11

NCIS Season 12

NCIS: New Orleans Season 1

NCIS Season 13

NCIS: New Orleans Season 2

NCIS Season 14




Hand to Hand Combat




Relationships with Family

Jackson Gibbs

Shannon Gibbs

Kelly Gibbs

Gibbs had a very loving relationship with his daughter Kelly, and was left completely devastated by her death alongside her mother's.

Diane Fielding

Rebecca Chase

Stephanie Flynn

Awards and decorations


The following are the medals and service awards worn by Gunnery Sergeant Leroy Jethro Gibbs, USMC (Ret.), as seen in "One Shot, One Kill (episode) and See No Evil (episode).

Personal decorations

  • Silver Star
  • Purple Heart
  • Navy & Marine Corps Commendation Medal, w/2 gold award stars (3rd award)
  • Combat Action Ribbon

Unit awards

  • Navy Unit Commendation
  • Meritorious Unit Commendation, w/1 bronze service star (2nd award)

Service awards

  • Marine Corps Good Conduct Medal, w/1 silver service star (6th award)
  • Marine Corps Expeditionary Medal

Campaign and service medals

  • National Defense Service Medal, w/1 bronze service star (2nd award)
  • Armed Forces Expeditionary Medal
  • Southwest Asia Service Medal, w/1 bronze service star (2nd award)
  • Humanitarian Service Medal

Service and training awards

  • Sea Service Deployment Ribbon, w/3 bronze service stars (4th award)
  • Navy & Marine Corps Overseas Service Ribbon

Foreign awards

  • United Nations Medal
  • Kuwait Liberation Medal (Saudi Arabia)
  • Kuwait Liberation Medal (Kuwait)

Other accoutrements

  • Diver insignia
  • Naval Parachutist insignia
  • Marine Corps Expert Rifle Badge (2nd award)
  • Marine Corps Expert Pistol Badge (2nd award)


In the episodes Model Behavior (episode) and Murder 2.0 (episode), Gibbs is awarded the Navy Meritorious Civilian Service Award. At the end of the episode "Murder 2.0", he was awarded his seventh Navy Meritorious Civilian Service Award, but as with the other six times, he did not attend the award ceremony, at which Tony accepts the medal on his behalf. When Gibbs shows no interest in it, Tony locks it in a box containing several similar presentation cases, all of which, as mentioned in the same episode by Tony, contain similar kinds of medals awarded to Gibbs.

Agent-involved shootings

During his 16 years of service in the United States Marine Corps and subsequent career with NCIS, Gibbs has been involved in a lot of shootings and other life and death situations.

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