Kim Ji-won Is Now K-Drama’s Top Tier

Featured photo: Kim Ji-won at The Whoo photocall, August 27, 2026. Photo: K-POPIT via YouTube / Wikimedia Commons, CC BY 4.0 (cropped).

Kim Ji-won is now the top tier of K-drama, and nobody can argue otherwise. A face that is clear and graceful, with a flash of cool elegance passing over it, and acting that pulls ratings up in any genre, from romance to the operating room. This fall the actress who has both proved it in numbers: 19.5% for episode 6 of SBS’s Doctor X: Mafia in White (21.3% at its minute-by-minute peak), and two straight weeks at No. 1 on Netflix’s global non-English TV chart (TV Report).

Honestly, as a fan, I am thrilled. She debuted in a commercial in 2010, and it took sixteen years for people to call her top tier. It stings a little that her beauty and her acting took this long to be fully discovered. That is exactly why this moment feels so good.

October 2026: 19.5% and No. 1 on Netflix

Doctor X opened at 11.4% on October 9, then climbed to 14.9% with episode 2, 18.5% with episode 4 and 19.5% with episode 6, rising every single week (MHN). Even after catching its breath at 16.5% and 15.6% in episodes 7 and 8, it has held No. 1 in its time slot for four straight weeks and topped every Saturday miniseries (Star News). Kim plays Gye Su-jeong, a genius surgeon dispatched to Guseo University Hospital to fill a hole in its surgery department. She never fails and never compromises, and she uses her scalpel to smash the hospital’s power structure, which is why she is called “the mad Gye of the operating room.” The show is adapted from TV Asahi’s Doctor-X: Surgeon Michiko Daimon, which ran for seven seasons from 2012 (Esquire Korea, Dong-A Ilbo). Lee Jung-eun co-stars as her business partner Jang Hee-sook (Newsen). Korean entertainment outlets called the transformation “from rom-com queen to mad Gye” and “the life-role maker’s new challenge” (OSEN, The Fact).

Netflix is even bigger. Doctor X drew 4.6 million views in its first week and 7.1 million in its second (October 12–18), ranking No. 1 among non-English TV shows worldwide both weeks. In its third week (October 19–25) it held No. 2 with 5.8 million more, for 17.5 million views in three weeks. It charted in the Top 10 of 36 countries, then 50, then 42, and in week three it was No. 1 in 14 of them, from South Korea, Indonesia, Malaysia, the Philippines and Vietnam to Saudi Arabia, the UAE, Peru and Nigeria (Netflix Top 10, checked November 1, 2026). Gallup Korea named it Koreans’ favorite TV program for October (News1), and Kim has topped Fundex’s buzz ranking for actors three weeks in a row (Topstar News). Earlier this month the same show was beating Kim You-jung’s 100 Days of Deception at home.

Where to watch: Doctor X: Mafia in White is on Netflix in the US and Korea (https://www.netflix.com/title/82682379), and also on TVING in Korea (checked on JustWatch, October 27, 2026). Twelve episodes; the finale is scheduled for November 14.

Also read: "By the Start of 2027, Together": IU Now

Why top tier

One hit can be luck. Kim has three in a row. In 2022, JTBC’s My Liberation Notes turned her line “Worship me” into a nationwide catchphrase. In 2024, tvN’s Queen of Tears ended at 24.85%, the highest rating in tvN drama history (Yonhap). Now, in 2026, she is closing in on 20% again on SBS. Three networks, three genres (melodrama, romantic comedy, medical noir), three wins.

In Gallup Korea’s “Actor of the Year” poll she placed third two years running, in 2024 and 2025 (Joy News 24, Wikipedia). Ratings, Netflix’s global chart, public preference and buzz: right now, Kim Ji-won holds all four at once. The face that audiences loved in romance picked up a scalpel and won anyway. That is the final proof.

2010: the girl next to BIGBANG, and the “Oran C Girl”

Kim was born in Seoul on October 19, 1992. Scouted on the street in her last year of middle school, she trained for three years to become a singer, then debuted in 2010 in an LG Cyon “Lollipop 2” phone commercial alongside BIGBANG. That same year she became the face of the soft drink Oran C and sang its jingle herself (Seoul Shinmun, Sports Kyunghyang). The nickname “Oran C Girl” stuck.

2011–2017: a long wait to be discovered

She started acting in 2011 in MBC’s sitcom High Kick: Revenge of the Short Legged, playing a character who even shared her real name, Kim Ji-won.

In 2013 she broke through as Rachel Yoo, the haughty heiress of SBS’s The Heirs, and won SBS’s New Star Award that year (Wikipedia).

Even so, the next role was never guaranteed. “Even when a project went well, I was always anxious about whether there would be a next one,” she said later. When the offer for KBS’s Descendants of the Sun came in 2016, “I cried my eyes out” (Sports Today). Her army doctor Yoon Myung-ju made her known across Asia, and after the finale so many brands came calling that Korean media dubbed her a “CF queen” (Mediapen).

In KBS’s Fight for My Way (2017) she played Choi Ae-ra, a department-store information clerk who dreams of becoming a news anchor, and won KBS’s Excellence Award and Best Couple Award with Park Seo-joon (Wikipedia).

Where to watch: The Heirs is on Netflix in the US and Korea (https://www.netflix.com/title/81033650). High Kick: Revenge of the Short Legged is on OnDemandKorea in the US and Watcha in Korea. Descendants of the Sun and Fight for My Way are on Viki and Kocowa in the US and on Wavve and Watcha in Korea (checked on JustWatch, October 28, 2026).

2019–2024: from Tanya to Mi-jeong to Hae-in

In tvN’s Arthdal Chronicles (2019) she played Tanya, the girl of a prophecy in a mythical age.

In Kakao TV’s Lovestruck in the City (2020), opposite Ji Chang-wook, she played one woman living under two names, Lee Eun-o and Yoon Seon-a.

Then came Yeom Mi-jeong in JTBC’s My Liberation Notes (2022). A quiet office worker saying “Worship me” became the catchphrase of the year, and the role earned her a nomination for Best Actress (TV) at the 2023 Baeksang Arts Awards (HuffPost Korea).

As chaebol heiress Hong Hae-in in tvN’s Queen of Tears (2024), she helped the finale reach 24.85%, beating the network’s previous record of 21.68% held by Crash Landing on You (Jeonmae), and the show stayed in Netflix’s global non-English TV Top 10 for 15 straight weeks (Wikipedia).

Where to watch: Arthdal Chronicles (https://www.netflix.com/title/81028895), Lovestruck in the City (https://www.netflix.com/title/81340910), My Liberation Notes (https://www.netflix.com/title/81568411) and Queen of Tears (https://www.netflix.com/title/81707950) are all on Netflix in the US and Korea (checked on JustWatch, October 28, 2026).

The face commercials refuse to cut away from

Her commercials share one thing. The camera lingers on her face. Brand after brand has chosen to fill the whole screen with it, and every time, it takes my breath away.

From 2014 the derma-cosmetics brand Dr.G put her front and center, and while Descendants of the Sun was on air the brand itself titled one of its videos “Kim Ji-won’s sunscreen.”

LG H&H’s royal-court luxury brand The Whoo made her its global ambassador (Gukje News). Her ad for its Bichup Self-Generating Essence has passed 3.3 million plays on the brand’s own channel (checked October 27, 2026).

Since 2024 she has also been an ambassador for the Italian high-jewelry house Bvlgari.

At a Bvlgari photocall in May 2026, she wore sapphire high jewelry.

Even an eye-drop commercial becomes a stage for those eyes. Her Friends Eye Drop ad has passed 1.7 million plays (checked October 27, 2026).

Off screen, a self-confessed scaredy-cat

Her real personality is the opposite of that dazzling face, and that makes her even more lovable. On October 7, on tvN’s You Quiz on the Block, her first solo variety-show appearance in 16 years since debut, she described herself as a “jjolbo,” a scaredy-cat. She is nothing like the sharp-tongued Rachel Yoo, so she had to practice that prickly tone separately. Even after a taping wraps, she worries that something she said came out wrong and might be misunderstood (Sports Today). Before the show, she admitted, “I was so nervous that I’d lie down to sleep and then bolt upright” (Tenasia).

She also revealed her one hobby as a famous homebody: coin karaoke. But not to sing. “I can’t play music loud at home, so I’d go to a coin karaoke room, turn the backing track way up, and just sit there. Of course, if I got bored, I’d sing a little by myself” (Sports Today). An actress in the Netflix Top 10 of 50 countries, sitting alone in a tiny karaoke booth listening to instrumentals. Is there a cuter twist than that?

The same scaredy-cat said that once a break stretches to about six months, she bites her nails worrying, “What if people forget me?” (Tenasia). Two days later Doctor X premiered, and it answered that worry with a rating at the edge of 20% and a place in the Netflix Top 10 of 50 countries. The actress who bit her nails over being forgotten now sits at the very top of K-drama.

More beautiful Korean women on Seol Notes: Bae Suzy, Korea’s eternal first love and IU, the Queen of K-pop and K-drama.

Sources: TV Report, MHN, Star News, Esquire Korea, Dong-A Ilbo, Newsen, OSEN, The Fact, Netflix Top 10, News1, Topstar News, Yonhap, Joy News 24, Seoul Shinmun, Sports Kyunghyang, Sports Today, Mediapen, HuffPost Korea, Jeonmae, Gukje News, Tenasia, Wikipedia.