The children’s rhyme, Baby Shark, doo doo! is one of the most popular videos on the internet. Within 9 years, the song has become a worldwide hit and is one of the most-watched videos on YouTube. But do you remember the young girl and boy, who are dancing in the music video? Well, the little boy is Park Geon-roung, who was just 6 years old back then, and now he is 17.
Who is Park Geon-roung?
Park Geon-roung was the little boy featured in the original Baby Shark video, which was uploaded in 2016 by a South Korean educational brand, Pinkfong. In the video, Park, who was only 6 years old at that time, wore an animated life ring and danced with shark-like hand moves on his head. His cute smile, simple steps and innocence made the video unforgettable for both kids and parents even after almost a decade of its release. On Park’s own Instagram page, his bio reads, ‘BabyShark Boy’ and also mentions his birth date.
Internet reacts to an older Park Geon-roung
Recently, the official Instagram page of Baby Shark, shared a reel, which is winning hearts all over the internet. The reel showed the tiny 6-year-old from the original video and then cut to Park today as a teenager, who gives a high-five to a shark. The caption of the reel can be read as:
“Do you remember the baby shark boy?”
This reel posted on Instagram went viral within minutes and sparked a wave of comments, blending surprise and nostalgia on social media. One user commented, “Wait wait wait… I am that old.” Another fan wrote, “They grow up so fast!” A third user penned, “Omg I didn’t know that he looks great.”

Watch the reel here!
More about Baby Shark song
Baby Shark is a short children’s song about a family of sharks including baby, mommy, daddy, grandma and grandpa and their little adventure. The words are very simple and repeat a lot, which makes it interesting and catchy for little children. Over the years, this version has become the official song for children in almost every household.
The video of Baby Shark shows a mix of cartoons with two real children- a boy and a girl, who sing and do the easy hand-dance. Soon, the song became one of the biggest hits and set a new record on YouTube. As of October 2025, the song has more than 16 billion views and 45 million likes.
Over the years, the song has had a great reach. Famous celebrities have admitted that their kids love this song. Celebrity parents like Kylie Jenner and Cardi B have posted about the tune in the past. Blake Lively also once mentioned the same. In 2023, Bollywood actor, Ranbir Kapoor admitted that he sings Baby Shark for his daughter, Raha.
Legal claims against Baby Shark
Since the song, Baby Shark is so famous, the song also faced legal issues about who owned it. Composer, Jonathan Wright had taken it to the South Korean Supreme court, accusing Pinkfong of plagiarizing his earlier version of the song. However, later the court rejected his claim, as there were already prior versions of Baby Shark in existence and he did not significantly add new creativity.
What are your thoughts on Park Geon-roung’s transformation from 6-year-old to a 17-year-old teenager? Let us know.
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