Sei
Other Name: 세이
Age: 25
Birthday: January 7, 2000
Nationality: South Korean
Gender: Female
Lee Seo Jeong, known professionally as Sei, is a South Korean singer, dancer and member of WEKI MEKI. She graduated from Deos Middle and High School and is enrolled in the Creative Writing program at Hanyang Women's University. Before debuting, she started out as a trainee under LOUDers Entertainment. In 2016, she participated in "Produce 101" but was eliminated in episode 5 and ranked 85th overall. She joined Fantagio and debuted in 2017 as WEKI MEKI's vocalist and rapper with their 1st EP, "Weme", and has enjoyed moderate success and stability since then. In 2021, she had the lead role in the web drama “The Tale of Chunhyang”. On August 16, 2024, the group had officially disbanded. Five members of the group—Elly, Sei, Lua, Rina, and Lucy—left Fantagio following the expiration of their contracts. (Source: Korean = NamuWiki || Translation = MyDramaList).
- Ongoing
- Completed
Recently Ongoing Drama
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The First Frost (2025)
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Criminal Scene (2025)
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Ossan’s Love Thailand (2025)
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My Dearest Nemesis (2025)
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Kill My Sins (2025)
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Friendly Rivalry (2025)
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Always Home (2025)
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Rainkissed Fate (2025)
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The Last Time (2025)
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For Eagle Brothers (2025)
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The Boy Next World (2025)
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The Witch (2025)
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When the Stars Gossip (2025)
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Hot Spot (2025)
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Kujaku no Dance, Dare ga Mita? – Who Saw the Peacock Dance in the Jungle? (2025)
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Seal My Lips With a Kiss – Kiss de Fusaide (2025)
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King of Mask Singer
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Love in the Crossfire (2024)
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See Her Again (2024)
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Zen Ryoiki Ijo Kaiketsu Shitsu (2024)
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Later, I Laughed (2024)
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Smile Code (2024)
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Pearl Hotel (2024)
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Day and Night Season 2 (2024)
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Pluto (2024) Thailand
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Blue Canvas of Youthful Days
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Love Your Enemy (2024)
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The Nipple Talk (2024)
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Marry You (2024)
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Iron Family (2024)
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Petrichor (2024)
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Muno no Taka (2024)
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Starlight Boys (2024)
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We Can't Be Together (2024)
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Shameless Lover (2024)
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Dream in the Mirror (2024)
Recently Completed Drama
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A Perfect Match (2025)
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Filter (2025)
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Two Some Boys (2024)
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Unmasked (2025)
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Les Belles (2025)
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Love of the Divine Tree (2025)
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Pilot (2024)
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Subarashiki Kana, Sensei! (2024)
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Water Margin (2011)
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Ooku (2024)
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My Super Heroine (2024)
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Twins (2024)
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The Killers (2024)
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Ancient Forensic Expert (2024)
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Tsuyu no Ato Saki (2024)
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Beyond Live — Stray Kids World Tour dominATE in SEOUL (2024)
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Retry, Seishun! (2024)
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Gossip Princess (2024)
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Take Time with Life (2024)
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Yi Meng Zhen Xing He (2024)
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Mongrel (2024)
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Ke no Hi no Kekeke (2024)
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Tiger Wolf Rabbit (2024)
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Detective Di Renjie: The Deadly Monk (2024)
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I Love You Bit By Bit (2024)
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Fune wo Amu: Watashi, Jisho Tsukurimasu (2024)
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Social Savvy Class 101 (2024)
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I, the Executioner (2024)
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Heavy Snow (2024)
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Who Were We? (2024)
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Regretfully At Dawn (2024)
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Sayonara no Tsuzuki (2024)
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Promise Your Love (2024)
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You Will Die in 6 Hours (2024)
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Margaret & David Tie (2024)
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Aishiterutte, Iitai (2024)