Current classification: DECEASED / FORMER POLITICAL PRISONER
Last verified: September 14, 2026.
Verified profile
Koo Sze-yiu was a veteran Hong Kong democracy activist known for decades of street protest and repeated imprisonment. Human Rights Watch reported that he endured at least ten prison terms and died at age 80 in April 2026 after continuing to protest despite terminal cancer.
Evidence and provenance
Archive rule
This is the canonical person/status record for Free China. Historical detention does not imply current imprisonment. Current custody is counted only when supported by dated evidence; unresolved contemporary status is explicitly marked under verification.