A New Chapter: Lee Si-eon and Seo Ji-seung Welcome Their First Child Today!

Hey K-drama fans! We have some absolutely heart-melting news to brighten your day. One of our favorite “I Live Alone” alumni, actor Lee Si-eon, and his wife, actress Seo Ji-seung, have officially entered the world of parenthood. On May 27, 2026, the couple’s agency confirmed the arrival of their first child—a healthy baby girl! After four and a half years of a beautiful marriage, this new addition is the perfect “happily ever after” for the duo.

The Joyful Arrival: Overview

The news has sent waves of joy through the entertainment industry, with fellow stars and fans alike flooding social media with congratulatory messages. Here is the quick breakdown:

The Journey to Parenthood: A Timeline

To understand why this news is so special to the public, let’s look at the steps of their journey together:

Step 1: From Colleagues to Partners
The couple first went public with their relationship in early 2018. Having met through mutual acquaintances in the industry, their bond grew over shared interests and a similar sense of humor. Lee Si-eon’s grounded personality and Seo Ji-seung’s supportive nature made them a “fan-favorite” couple from the start.

Step 2: The Christmas Wedding
On December 25, 2021, the pair tied the knot in a beautiful, intimate ceremony on Jeju Island. By choosing a holiday for their wedding, they shared their joy with the world, and fans have been waiting for “mini-Si-eon” news ever since!

Step 3: Welcoming Their First Princess
After keeping their pregnancy journey relatively private to focus on health, the arrival of their daughter today marks their transition into a family of three. Lee Si-eon is reportedly over the moon, having expressed his desire to be a “dependable father” in past interviews.

Want to keep up with more celebrity milestones? Check out our latest K-drama news and couple updates or see which other stars are celebrating new arrivals in 2026.

For a deeper look into the actor’s iconic roles in Reply 1997 and The Player, visit the official Lee Si-eon Wikipedia page.

We wish the new family a lifetime of happiness, health, and many sleepless but joyful nights with their little princess!

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