Thomas Mark Harmon
E722668
Thomas Mark Harmon is an American actor best known for his long-running role as Leroy Jethro Gibbs on the television series "NCIS."
All labels observed (1)
| Label | Occurrences |
|---|---|
| Thomas Mark Harmon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8267663 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thomas Mark Harmon Context triple: [Mark Harmon, birthName, Thomas Mark Harmon]
-
A.
Noland B. Harmon
Noland B. Harmon was an American Methodist bishop known for co-authoring the 1963 “A Call for Unity” statement that criticized civil rights demonstrations in Birmingham, Alabama.
-
B.
David Allen Johnson
David Allen Johnson, better known as Davey Johnson, is a former Major League Baseball second baseman and highly successful manager, notably leading the New York Mets to the 1986 World Series title.
-
C.
Leroy Hicks
Leroy Hicks is an individual notable enough to be specifically recorded as a bearer of the surname Hicks, though widely recognized public information about him is limited.
-
D.
Sam J. Jones
Sam J. Jones is an American actor best known for starring as the title character in the 1980 science fiction film "Flash Gordon."
-
E.
Charles Herman
Charles Herman is a fictional character in the film "A Beautiful Mind," serving as John Nash's charismatic college roommate and an embodiment of his hallucinations.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Thomas Mark Harmon Target entity description: Thomas Mark Harmon is an American actor best known for his long-running role as Leroy Jethro Gibbs on the television series "NCIS."
-
A.
Noland B. Harmon
Noland B. Harmon was an American Methodist bishop known for co-authoring the 1963 “A Call for Unity” statement that criticized civil rights demonstrations in Birmingham, Alabama.
-
B.
David Allen Johnson
David Allen Johnson, better known as Davey Johnson, is a former Major League Baseball second baseman and highly successful manager, notably leading the New York Mets to the 1986 World Series title.
-
C.
Leroy Hicks
Leroy Hicks is an individual notable enough to be specifically recorded as a bearer of the surname Hicks, though widely recognized public information about him is limited.
-
D.
Sam J. Jones
Sam J. Jones is an American actor best known for starring as the title character in the 1980 science fiction film "Flash Gordon."
-
E.
Charles Herman
Charles Herman is a fictional character in the film "A Beautiful Mind," serving as John Nash's charismatic college roommate and an embodiment of his hallucinations.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American actor
ⓘ
film actor ⓘ human ⓘ television actor ⓘ |
| activeInYears | 1970s–present ⓘ |
| alsoKnownAs | Mark Harmon NERFINISHED ⓘ |
| awardReceived | People's Choice Award for Favorite TV Crime Drama Actor NERFINISHED ⓘ |
| bestKnownFor | portraying Leroy Jethro Gibbs on NCIS ⓘ |
| characterPortrayed | Leroy Jethro Gibbs NERFINISHED ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1951-09-02 ⓘ |
| dateOfMarriage | 1987-03-21 ⓘ |
| educatedAt |
Pierce College
NERFINISHED
ⓘ
University of California, Los Angeles ⓘ |
| familyName | Harmon NERFINISHED ⓘ |
| genre |
crime drama
ⓘ
medical drama ⓘ |
| givenName | Thomas NERFINISHED ⓘ |
| hasChild |
Sean Harmon
NERFINISHED
ⓘ
Ty Christian Harmon NERFINISHED ⓘ |
| languageSpoken | English ⓘ |
| middleName | Mark NERFINISHED ⓘ |
| name | Thomas Mark Harmon NERFINISHED ⓘ |
| nationality | American ⓘ |
| notableWork |
Chicago Hope
NERFINISHED
ⓘ
Freaky Friday (2003 film) NERFINISHED ⓘ NCIS NERFINISHED ⓘ St. Elsewhere NERFINISHED ⓘ Summer School NERFINISHED ⓘ The West Wing NERFINISHED ⓘ |
| occupation |
actor
ⓘ
film producer ⓘ television producer ⓘ |
| parent |
Elyse Knox
NERFINISHED
ⓘ
Tom Harmon NERFINISHED ⓘ |
| placeOfBirth | Burbank, California, United States NERFINISHED ⓘ |
| playedFor | UCLA Bruins football NERFINISHED ⓘ |
| portrayedIn |
JAG
NERFINISHED
ⓘ
NCIS: New Orleans NERFINISHED ⓘ |
| positionPlayed | quarterback ⓘ |
| residence |
Los Angeles
ⓘ
surface form:
Los Angeles, California, United States
|
| series | NCIS NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| sibling |
Kelly Harmon
NERFINISHED
ⓘ
Kristin Harmon NERFINISHED ⓘ |
| sport | American football ⓘ |
| spouse | Pam Dawber NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Thomas Mark Harmon Description of subject: Thomas Mark Harmon is an American actor best known for his long-running role as Leroy Jethro Gibbs on the television series "NCIS."
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.