Thomas Mark Harmon: A Celestial Legacy and Accomplished Career

Updated: February 1, 2024     Author: International Star Registry

Star Name Markie Post Star Date December 25, 2000 Coordinates Corona Borealis RA 16h 9m 44.22s D 30° 15' 29.27"

Record a Star Name for Thomas Mark Harmon

On September 2, 1981, in the Leo constellation, a remarkable event occurred in the vast cosmos. A star was named in honor of the talented American actor, Thomas Mark Harmon, through International Star Registry. This celestial tribute forever etched his name among the stars at coordinates Leo RA 9h 49m 10.00s D 25° 14′ 0.00″. 

A Glimpse into Thomas Mark Harmon’s Life

Thomas Mark Harmon was born on September 2, 1951, and he is widely recognized for his exceptional acting career. His journey through the entertainment industry has spanned several decades, leaving an indelible mark on television and film.

A Stellar Career

Harmon’s acting prowess has graced screens both big and small. He first rose to prominence with his role as Dr. Robert Caldwell on the critically acclaimed series, St. Elsewhere. Over the years, he has showcased his versatility by taking on diverse characters, including Detective Dicky Cobb on Reasonable Doubts and Dr. Jack McNeil on Chicago Hope.

In addition to his TV successes, Harmon has also left his mark on the silver screen with memorable performances in films like Summer School, Prince of Bel Air, Stealing Home, Wyatt Earp, Fear and Loathing in Las Vegas, Freaky Friday, and Chasing Liberty. His ability to bring depth and authenticity to his characters has earned him accolades and a dedicated fan base.

The West Wing and Emmy Nomination

In 2002, Harmon took on the role of Secret Service special agent Simon Donovan in a four-episode story arc on The West Wing, a role that earned him an Emmy Award nomination. This recognition solidified his status as a top-tier actor in the industry.

The Iconic Leroy Jethro Gibbs

However, it was his portrayal of NCIS special agent Leroy Jethro Gibbs that truly catapulted Harmon to stardom. Gibbs was first introduced in a guest starring role in two episodes of JAG, which ultimately led to the spinoff series NCIS. From 2003 to 2021, Harmon became the face of NCIS, captivating audiences with his charismatic yet enigmatic character.

International Star Registry: The Perfect Gift

International Star Registry offers a unique and thoughtful way to celebrate special occasions. Naming a star after a loved one, like the star dedicated to Thomas Mark Harmon, is a celestial gift that lasts a lifetime. It’s an ideal choice for occasions like Father’s Day, graduations, and Hanukkah.

Name a Star with International Star Registry

For those inspired by the celestial tribute to Thomas Mark Harmon, you too can record a star name for your loved ones. Visit International Star Registry to explore their star naming packages and make any occasion truly unforgettable.


Thomas Mark Harmon’s illustrious career in the entertainment industry has left an indelible mark, much like the star named in his honor. With a diverse range of roles, including the iconic Leroy Jethro Gibbs, Harmon has captured the hearts of audiences worldwide. Celebrate special moments by recording a star name through the International Star Registry, a gift as timeless as the stars themselves.


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