Cormack Dennehy - Updated Jun 2024

Updated On June 3, 2024
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Cormack Dennehy

Cormack Dennehy is an American celebrity kid known as the adopted son of Brian Dennehy. Cormack Dennehy is the son of a Hollywood star.

Early Life

Cormack Dennehy was born in 1993. His age is 30 years old as of now. Likewise, he has not shared the exact dates of his birth. He is the adopted son of father Brian Dennehy and mother Jennifer Arnott. Dennehy graduated in 2011 from Pomfret School. Moreover, he had never shared his qualifications or his achievements.

Cormack Dennehy’s father died on April 16, 2020, at 81. His parents married in 1988 and stayed married until Brian’s death on April 16, 2020. Moreover, he has a sister named Sarah. From his father’s first marriage, Dennehy also has three other stepsisters they are, Elizabeth Dennehy, Kathleen Dennehy, and Deirdre Dennehy.

Cormack Dennehy

Caption: Cormack Dennehy with his father. Source: broadway


Cormack Dennehy came into the limelight because of his father Brian Dennehy. During the mid-1970s Brian Dennehy started working as a stockbroker for Merrill Lynch in Manhattan. He focuses on the show business.  ‘Semi-Tough’, an American comedy film directed by Michael Ritchie in 1977  was his debut film. He played the role of ‘T.J. Lambert in the film ‘Semi-Tough’.

He also appeared in several other television shows and television films in the year 1977. In 1982 Dennehy landed his first big role. He portrayed the role of ‘Sheriff Will Teasle’ in the first part of the “John Rambo” series, ‘First Blood’. The critics and the audience appreciated Dennehy’s negative role. Likewise, the movie was a huge commercial hit

Moreover, he appeared in ‘Silverado’, an American Western film in 1985. Furthermore, He played an alien named ‘Walter’ in the American science-fiction fantasy comedy-drama film ‘Cocoon’. Cormack gets some supporting roles in popular movies like the American legal crime comedy film ‘Legal Eagles’. He plays lead roles in films like the 1987 crime thriller film ‘Best Seller’ and the 1987 drama film.

More about career

Similarly, he appeared in several television films and shows as a guest appearance During the 1980s and 1990s. He was nominated several times for the Primetime Emmy Awards because appeared in several television movies. He was nominated for the ‘Outstanding Lead Actor in a Miniseries or TV Movie.’ In 1992 his performance in ‘The Burden of Proof’ was much appreciated by everyone.

Moreover, in 1982 Brian Dennehy got his first big break in the film industry. furthermore, His character portrayal was praised by the critics as well as the audience. For the Primetime Emmy Award for ‘Outstanding Lead Actor in a TV Movie or Miniseries, he was nominated.

Net Worth 2024

Till now the net worth of this personality has not been updated. Nobody knows how much Net worth he has. Similarly, nobody knows how much he earns. On the other hand, his father has a net worth of $15 million as of 2022.

Personal Life

This personality likes to keep his personal life private therefore the information about his dating life is not available. Nobody knows whether he is married or has any children.

Cormack Dennehy – Body Measurements

The information about Cormack Dennehy’s body measurements like height, weight, and shoe size has not been shared yet. By looking at his picture we can see that he is healthy and fit. He has got light brown hair color and brown eyes. Similarly, he has fair skin and attractive looks.

Cormack Dennehy – Social Media

This personality has not been active on any social media platform like Facebook, Instagram, YouTube, or Twitter. The reason why Cormack Dennehy is not active on social media sites might be he is more concerned about his privacy.