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Oona O'Brien - A Look At The Rising Star

Oona O'Brien

Jul 12, 2025
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Oona O'Brien

Have you ever wondered about the fresh faces making their mark in television? It's pretty interesting, actually, how some performers seem to appear out of nowhere and then, well, they're everywhere. One such person who has really started to get people talking is Oona O'Brien. She is, in some respects, a young talent who has been getting a lot of notice for her work on a popular streaming show, among other things.

So, we're going to take a closer look at Oona O'Brien, someone who has truly captured the attention of audiences around the globe. She is recognized for her part as Devon Lee in the hit series Cobra Kai, which streams on Netflix. Before getting this big part, she was already getting some experience, appearing in various advertisements. This young performer has, you know, made a big impression in the entertainment business, even though she is quite young.

We will share some details about her background, her time on television, and what she does when she isn't acting. You might be surprised, too, by some of the things she has a real liking for, like swimming and different fighting styles. It's quite something to see how much she has accomplished at this stage in her life, honestly.

Table of Contents

Getting to Know Oona O'Brien

Oona O'Brien is, basically, an American performer. She has really come into the public eye because of her work as Devon Lee in the Netflix series Cobra Kai. This part was, in a way, her first time appearing on television in a recurring capacity, which means her character kept coming back. Before this big debut, she had been seen in various commercials, including those for Nickelodeon and American Girl, among others. It seems she had a bit of a start in front of the camera even before her big TV break.

Her work in Cobra Kai, which first aired in 2018, has really helped her become a familiar face. She also had a part in a film called Sky High, which came out in 2020. So, she's not just a TV person, she's also done some work in movies, too. People often look up her information on sites like IMDb to see her list of projects, pictures, and ways to get in touch with her representatives, which is pretty standard for someone in her line of work.

It's interesting to note that Oona O'Brien is often talked about as an up-and-coming performer in the United States. She is, in fact, a young adult who is quickly making a name for herself in the entertainment business. Her birthday is on September 15, 2006, which means she was born in the fall. This bit of information is something many people are curious about when they follow someone who is getting a lot of attention.

Oona O'Brien - Personal Information

Full NameOona O'Brien
Date of BirthSeptember 15, 2006
Place of BirthEvanston, Illinois, United States
NationalityAmerican
Known ForPlaying Devon Lee in Netflix's Cobra Kai
ParentsEd O'Brien (father), Susan Kobrin (mother)
EducationBrown University ('29)

What's the Story with Oona O'Brien's Early Life?

Oona O'Brien came into the world on September 15, 2006, in a place called Evanston, Illinois. It sounds like she grew up in a home that was full of artistic and musical things, which is pretty cool. Her father is Ed O'Brien, who is a guitarist for a very well-known music group called Radiohead. Her mother, Susan Kobrin, also works in a field that involves creative pursuits. So, you know, she was around a lot of artistic expression from a very young age.

She went to local schools, and it became clear pretty early on that she had a liking for acting and doing things on stage. This early interest probably helped set her on the path she's on now. It's not every day that someone grows up with a parent who is part of a globally recognized band, and that kind of background, honestly, might give a person a certain comfort with being in the public eye, or at least around creative people.

The fact that she was born in 2006 means she's still quite young, and yet she's already had some significant experiences. Her age, for instance, in Cobra Kai season 6 part 1 has been confirmed, which is something fans often want to know. It's interesting how, as a young person, she has already started to make such a notable impression in the world of entertainment, too. She seems to have had a natural leaning towards performing from the start, it appears.

How Did Oona O'Brien Get Her Start in Acting?

Before Oona O'Brien became a recognizable face on a big streaming show, she had been getting some practice in the performing arts. She appeared in various brand advertisements, which is a common way for young talents to begin. These included commercials for companies like American Girl and Nickelodeon, which are pretty well-known. So, you know, she was getting comfortable in front of the camera long before her big break.

Beyond commercials, she also had some experience on stage, taking on five different theatrical parts. One of these, interestingly enough, was done virtually, which shows a bit of adaptability. These early experiences, in a way, helped her build a foundation for her acting abilities. It's like she was building up her skills and confidence bit by bit, getting ready for something bigger, which is typically how these things happen for performers.

Her first big television appearance, the one that really put her on the map, was playing Devon Lee in the Netflix series Cobra Kai. This was, basically, her debut in a recurring role on a TV show, meaning her character would pop up in different episodes. It's a pretty big deal to get a part like that for your first time on a major series. She really made her mark with this role, which is quite something for someone so new to the scene, honestly.

Oona O'Brien's Path to the Screen

The journey Oona O'Brien took to get to where she is now, on a popular streaming program, involved more than just luck. It seems to have been a gradual building of experience, starting with those earlier commercial gigs. Those small appearances, in some respects, are like training grounds for young performers. They get to learn how to hit their marks, deliver lines, and work with a crew, which is all pretty important.

Her theatrical work, too, whether on a physical stage or a virtual one, would have given her a different kind of performance experience. Acting for a live audience, even if it's through a screen, requires a different set of skills than acting for a camera that will be edited later. So, she was getting a well-rounded set of experiences that, you know, prepared her for the bigger challenges that came her way.

When the opportunity for Cobra Kai came along, she was, in a way, ready for it. The show has a huge following, and stepping into a role like Devon Lee meant being seen by millions. It's a testament to her earlier efforts that she was able to make such a strong impression right from the start. She's really made a significant impact in the entertainment business, and it's clear her path to the screen was paved with various acting experiences.

What's Oona O'Brien's Role in Cobra Kai Like?

In the popular Netflix series Cobra Kai, Oona O'Brien takes on the part of Devon Lee. Her character is, apparently, a martial arts prodigy, someone who is really good at those fighting styles. It's been said that Devon has a tendency to switch sides, much like a tennis ball going back and forth, which adds a bit of unpredictability to her story within the show. This kind of character, honestly, keeps things interesting for the audience.

Oona has played Devon Lee in the fourth, fifth, and sixth seasons of the show. This means she's been a consistent presence for a good stretch of the series. Her performance as Devon has really resonated with viewers, and it's one of the main reasons she has become so well-known. She's brought a certain energy to the character that, you know, makes Devon memorable in a show full of strong personalities.

The role of Devon Lee has been a big opportunity for Oona. She has expressed that playing Devon for these past three seasons has been a true privilege for her. It sounds like she really appreciates the chance to work on a show that she herself enjoys watching. This kind of personal connection to the material can, in some respects, make a performance even more genuine, which is pretty cool.

Oona O'Brien and the Cobra Kai Family

Working on a TV show like Cobra Kai involves spending a lot of time with the other performers and the people who make the show happen. Oona O'Brien has spoken about how much she really likes the cast and the crew of the series. She feels, in a way, very thankful to be a part of what she calls this "karate family." This sense of togetherness, honestly, can make a big difference in how a show feels to watch.

She has also given a lot of thanks to the people who gave her the chance to be on the show, like Jon Hurwitz, Healdrules, and Hayden Schlossberg101. These are the folks who, you know, help shape the story and pick the performers. It's clear she feels a deep sense of appreciation for being given such a significant part in her favorite TV program. This kind of gratitude is, basically, a nice thing to see from a young performer.

Interviews with other cast members, like Xolo Maridueña, Gianni DeCenzo, Peyton List, Mary Mouser, and Jacob Bertrand, have even mentioned Oona O'Brien directly. It seems she's well-regarded by her fellow actors, and there's a good working relationship among them. This kind of positive environment on set, too, often translates into a better product for the audience, which is something viewers can usually pick up on, you know, in the performances.

What Else Does Oona O'Brien Do Besides Acting?

Beyond her work in front of the camera, Oona O'Brien is, apparently, also a student. She is set to be part of the class of 2029 at Brown University, which is a pretty well-known school. This shows that she is balancing her acting career with her studies, which is quite a feat for someone her age. It's not easy to do both at a high level, so, you know, it speaks to her dedication.

She is also described as an athlete. This isn't just a casual interest either; she has a real liking for swimming. And, of course, given her role as Devon Lee, it makes sense that she has skills in martial arts. These physical pursuits, in a way, probably help her stay in good shape for her acting roles and also provide a nice balance to the demands of her performance work. It's good to have other things you enjoy, too.

Her background mentions that she has a passion for swimming, which suggests it's more than just a hobby for her. Being an athlete often means discipline and hard work, qualities that can certainly help in an acting career as well. So, she's not just someone who acts; she's also someone who puts effort into her physical abilities and her learning, which is pretty impressive, honestly, for someone who is still quite young.

Oona O'Brien - Student and Athlete

It's quite something to think about Oona O'Brien managing both her academic life and her acting career. Being accepted into a university like Brown, which she will attend, means she has put in a lot of effort into her studies. It suggests she has a good head on her shoulders and is thinking about her future beyond just her current acting projects. This dual path is, basically, a smart way to go about things.

Her athletic side, particularly her love for swimming and her martial arts skills, shows another dimension to her life. These activities are, in some respects, great for physical and mental well-being. They can teach discipline, focus, and perseverance, all of which are valuable traits for any profession, especially one as demanding as acting. So, you know, it's clear she's a well-rounded person with many different interests and talents.

She's someone who seems to be very active and engaged in different areas of her life. The fact that she is a student, an athlete, and a rising performer means she has a lot on her plate, but she seems to be handling it all. It's an interesting combination of pursuits that, honestly, sets her apart a bit from others in her field. She's not just focused on one thing, and that's pretty cool.

Where Can You Find More About Oona O'Brien?

If you're curious to learn more about Oona O'Brien, there are several places where information about her is available. For a detailed look at her acting work, including her filmography and photos, you can often find a lot on sites like IMDb. This is, basically, a go-to spot for details about performers and their projects. It's where you'd typically find a good overview of her professional career.

For more personal details, like her background, her martial arts skills, and her liking for swimming, there are online encyclopedias or wiki bios that provide this kind of information. These sources, you know, often collect facts about her early life, her family, and her interests outside of acting. They might also share things like her age, her height, her weight, and even details about her family members, which is pretty common for public figures.

Since she is also a rising presence on social media, you can often find information about her handles there. Many performers use social media to connect with their fans and share updates about their lives and work. So, if you want to see what she's up to more recently, that's often a good place to look. It's a way to get a more direct glimpse into her world, too, and see what she chooses to share with her followers.

You can also find out about her birthday, what she was doing before she became famous, details about her family life, and some fun facts about her. There are even popularity rankings that track how much attention she is getting. All these bits of information help to paint a more complete picture of Oona O'Brien, the young performer who has really started to get people to notice her. It's all out there if you want to learn more about her story.

Oona O'Brien
Oona O'Brien
MAT Action | Oona O'Brien
MAT Action | Oona O'Brien
Oona O'Brien Style, Clothes, Outfits and Fashion • CelebMafia
Oona O'Brien Style, Clothes, Outfits and Fashion • CelebMafia

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