Portrait of Yoo Ah-in

Photo: ANJU · CC BY 4.0 · Wikimedia Commons

Born in South Korea · Nationality South Korean — Culture / cinema

Yoo Ah-in

Documented profile covering 5 controversies, including “Controversy over military service exemption following five medical examinations” and “Zucchini gate: prolonged online dispute over misogyny, feminism and insults”.

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Profile No. 0367 · Updated on 12 October 2026

Portrait of Yoo Ah-in

Photo: ANJU · CC BY 4.0 · Wikimedia Commons

5Documented controversies
8Sources
0Formal charge · all time
1Conviction

I. Documented controversies

01

2026-07/08

Film comeback announced during suspended sentence: controversy over an early return

No legal proceedings

Following an initial appearance at a film premiere in July 2026, Yoo's return materialised in August with confirmation of his participation in the film Vampir, filming for which was due to begin while he remained subject to his suspended sentence. The comeback prompted public debate over the length of his withdrawal from the industry following his conviction.

State of the evidence
Confirmed
Attribution
Directly implicated

Last verified: 21 August 2026

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02

2020–2025

Final conviction for habitual drug use and unlawfully obtaining medication under other people's names

Conviction

Yoo was prosecuted for receiving medical anaesthetics and narcotics on 181 occasions between 2020 and 2022, obtaining approximately 1,100 sleeping tablets under other people's names and smoking cannabis in the United States. Following an immediate custodial sentence at first instance and a reduced sentence on appeal, the Supreme Court definitively upheld in July 2025 a one-year prison sentence suspended for two years and a fine of 2 million won.

State of the evidence
Established by a court
Attribution
Personally implicated

Last verified: 21 August 2026

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03

2024-07/09

2024 sexual assault allegation: investigation followed by closure for lack of evidence

Investigation

In July 2024, a man filed a complaint alleging that Yoo had sexually assaulted him while he was sleeping in a Seoul apartment. Yoo was questioned and both men underwent drug tests.

Attribution
Directly implicated

Sources · 1

  1. [1]

Last verified: 21 August 2026

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04

2015–2017

Controversy over military service exemption following five medical examinations

No legal proceedings

After several postponements and five medical examinations, Yoo Ah-in was exempted from military service in 2017 because of shoulder injuries and a bone tumour. The repeated reassessments and eventual exemption prompted online suspicions and accusations of avoiding military service.

State of the evidence
Documented

Last verified: 21 August 2026

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05

2017-11/12

Zucchini gate: prolonged online dispute over misogyny, feminism and insults

No legal proceedings

An online joke by Yoo involving an image of a courgette triggered a dispute lasting several days with internet users who accused him of misogyny. Yoo posted numerous replies, some aggressive, and the debate expanded to feminism, freedom of expression and celebrities' behaviour on social media.

State of the evidence
Documented
Legal status — source text
No legal proceedings
Attribution
Personally implicated

Last verified: 21 August 2026

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II. Constellation of documented links

No documented link with another published profile for now.

Two profiles are linked when a documented controversy of one names the other. The link points to that controversy and its sources; it does not indicate a personal relationship.

III. Has something changed?

A new court decision, a missing source, a mistake? Tell us what should be updated: every request is read by the editorial team.

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