Geneva Cirillo

Geneva Cirillo

Modified & Updated: 30 Jan 2024


Welcome to the exciting world of “The Secret Life of Pets,” where animals lead extraordinary lives when their owners are away. In this article, we delve into the fascinating character of Duke, one of the main characters in the franchise. Duke, a loveable and slightly neurotic mongrel, captures the hearts of audiences with his expressive eyes, playful antics, and heartwarming loyalty. But there’s more to Duke than meets the eye. In this comprehensive guide, we’ll uncover 24 intriguing facts about Duke that will deepen your understanding and appreciation for this delightful animated character. From his origins to his memorable moments in the films, get ready to embark on a journey filled with laughter, adventure, and lots of furry fun with our lovable friend, Duke!

Table of Contents

Duke was voiced by Eric Stonestreet.

Did you know that the talented Eric Stonestreet provided the voice for Duke? Known for his role in the hit TV series “Modern Family,” Stonestreet’s portrayal of Duke brings the character to life with his distinct voice and comedic timing.

Duke is a large and fluffy Newfoundland dog.

Standing tall and proud, Duke is a majestic Newfoundland dog with a captivating presence. His fluffy brown and white fur adds to his charm and makes him instantly recognizable.

Duke’s real name is Max.

Surprisingly, Duke’s original name is Max. He acquired the name “Duke” after his owner, Katie, brought him home and he joined her other beloved pet, a lovable Jack Russell Terrier named Max. Together, they embark on a series of adventures that will test their friendship and loyalty.

Duke is a rescue dog.

Just like in the real world, even cartoon characters can be rescue animals. Duke is a rescue dog who found a loving home with Katie. Throughout the film, his journey echoes the experiences of many rescue dogs, highlighting the importance of adoption and second chances.

He has a big appetite.

Duke is known for his insatiable appetite. From devouring huge bowls of kibble to sneaking bites of delicious treats, his love for food is evident throughout the movie. It’s no wonder he can eat his way into mischief!

His favorite activity is napping.

While Duke may be large and active, his favorite pastime is actually taking long and peaceful naps. Whether it’s lounging on the couch or curling up in a cozy corner, Duke knows how to relax and recharge.

Duke has a fear of abandonment.

Beneath his tough exterior, Duke harbors a deep-seated fear of being abandoned. This fear stems from his past experiences before finding his forever home with Katie. Throughout the film, Duke learns to overcome his fear and trust in the bonds of friendship.

He loves playing with toys.

Like any playful pup, Duke enjoys playing with a wide range of toys. From squeaky balls to chew toys, he finds joy and entertainment in these simple pleasures. His enthusiastic playfulness is infectious and brings laughter to those around him.

Duke is fiercely loyal.

Once Duke forms a bond, his loyalty knows no bounds. He will go to great lengths to protect and support those he cares about. His loyalty is a defining trait that endears him to both the audience and his fellow furry friends in the movie.

He has a charismatic personality.

With his larger-than-life presence and charismatic personality, Duke captivates everyone he encounters. His charm and wit make him a standout character, leaving a lasting impression on audiences long after the film ends.

Duke is always up for an adventure.

From a thrilling chase through the streets of New York City to navigating the dangers of the city, Duke’s adventurous spirit is always on display. He embraces the excitement and uncertainty that comes with every new experience.

He has a heart of gold.

Beneath his rough exterior, Duke possesses a heart of gold. He demonstrates empathy, compassion, and bravery, showing that true strength lies in kindness and the willingness to help others. His transformation throughout the film is a testament to the power of love and friendship.

Duke is known for his hilarious one-liners.

Throughout the movie, Duke delivers some unforgettable one-liners that will have you laughing out loud. His witty remarks and comical timing contribute to the film’s humor and leave the audience wanting more.

He forms an unlikely friendship with Max.

Although initially reluctant to accept Max into his life, Duke eventually forms a deep and lasting friendship with him. Together, they overcome obstacles, learn valuable lessons, and demonstrate the true meaning of companionship.

Duke has a playful rivalry with Snowball the bunny.

Snowball the bunny, another lovable character from “The Secret Life of Pets,” becomes Duke’s unlikely rival. Their playful banter and humorous interactions add an extra layer of excitement and comedy to the film.

He has a memorable adventure in the Flushed Pets’ lair.

Duke and Max find themselves in the midst of a memorable adventure when they stumble upon the secret lair of the Flushed Pets, a rebellious group of abandoned and forgotten animals. Their escapades in the lair push Duke out of his comfort zone and test his courage.

Duke’s favorite treat is sausages.

If there’s one treat that can always make Duke’s tail wag, it’s sausages. From juicy hot dogs to sizzling bratwursts, he simply can’t resist the savory aroma and delicious taste of these meaty treats.

He has a talent for escaping from tricky situations.

Thanks to his resourcefulness and quick thinking, Duke has a knack for escaping from sticky situations. His ability to navigate through challenges and find solutions adds excitement and suspense to the storyline.

Duke learns the importance of teamwork.

Throughout his journey, Duke realizes that working together as a team leads to greater success. By joining forces with Max and their newfound friends, he discovers the power of cooperation and the strength that comes from unity.

He has a distinctive bark.

When Duke barks, his deep and resonant voice commands attention. His bark becomes an iconic sound associated with his character, further highlighting his presence and personality.

Duke showcases his bravery in the face of danger.

When danger arises, Duke rises to the occasion and displays tremendous bravery. Whether it’s protecting his friends or facing his fears head-on, his courageous actions inspire and captivate the audience.

He undergoes a transformation throughout the film.

As the story unfolds, Duke goes through a transformation that challenges his preconceived notions and pushes him beyond his comfort zone. Through his journey, he learns valuable life lessons and emerges as a stronger and more resilient character.

Duke’s loyalty is put to the test.

In a pivotal moment, Duke’s loyalty is tested as he must make a difficult choice between what he wants and what is best for his friends. This moment of truth showcases the depth of his character and the growth he has experienced.

He finds his forever home.

Ultimately, Duke finds his forever home and a sense of belonging in the loving embrace of Katie and Max. This heartwarming conclusion highlights the importance of family, friendship, and the enduring bond between humans and their beloved pets.

There you have it: 24 fascinating facts about Duke from “The Secret Life of Pets.” From his vocal talents to his adventurous spirit and heart of gold, Duke has left an indelible mark on audiences worldwide. So, the next time you watch this delightful animated film, keep these facts in mind and appreciate Duke’s journey even more!


Duke, the lovable dog from “The Secret Life of Pets,” is a beloved character that has captured the hearts of many. With his tough exterior and heart of gold, Duke is a character that teaches us about love, trust, and the importance of friendship. Throughout the movie, Duke goes on an incredible journey alongside his friends, facing various challenges and ultimately finding his place in the world.

Whether it’s his hilarious antics, heartwarming moments, or fierce loyalty, Duke has become an iconic character in the world of cartoons. His unique personality and charming demeanor make him a fan favorite. So, if you’re a fan of Duke or simply a fan of animated movies, be sure to relish in the adventures of this lovable character.


1. Who voices Duke in “The Secret Life of Pets”?

In “The Secret Life of Pets,” Duke is voiced by actor Eric Stonestreet. Stonestreet brings the character to life with his incredible voice acting skills, capturing Duke’s tough yet lovable nature.

2. What breed is Duke?

Duke is depicted as a large and muscular dog with a scruffy appearance. While his exact breed is not specified in the movie, he resembles a mixture of a Newfoundland and a Leonberger, known for their gentle and friendly disposition.

3. How does Duke’s character evolve throughout the movie?

At the beginning of the movie, Duke is portrayed as stubborn and reluctant to share his home and owner with Max, another dog. However, as the story progresses, Duke learns to let go of his fears and develops a strong bond of friendship with Max, ultimately becoming a trusted companion.

4. What is Duke’s role in “The Secret Life of Pets”?

Duke plays a significant role as one of the main characters in the movie. He embarks on an adventure with Max, his new roommate, and together, they navigate the streets of New York City, facing various challenges and learning valuable lessons along the way.

5. What makes Duke a lovable character?

Duke’s charm lies in his tough exterior and hidden soft side. Despite his initial reservations, Duke shows immense loyalty, bravery, and a desire to protect his loved ones. His transformation from a tough loner to a devoted friend is what makes him so endearing to audiences.