According to a 2025 survey, about ** percent of South Korean respondents in their 20s stated that they supported the legalization of same-sex marriage. On average, the share of respondents in South Korea agreeing to legalizing same-sex marriages was steadily increase since until 2023. In February 2023, a South Korean court ruled that same-sex couples can receive national health spousal coverage like different-sex couples for the first time.
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Gallup Korea. (October 17, 2025). Share of South Koreans supporting the legalization of same-sex marriages as of October 2025, by age group [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 06, 2026, from /statistics/1131167/south-korea-approval-of-the-legalization-of-same-sex-marriages-by-age-group/
Gallup Korea. "Share of South Koreans supporting the legalization of same-sex marriages as of October 2025, by age group." Chart. October 17, 2025. ÌÇÐÄÆƽâ°æ. Accessed August 06, 2026. /statistics/1131167/south-korea-approval-of-the-legalization-of-same-sex-marriages-by-age-group/
Gallup Korea. (2025). Share of South Koreans supporting the legalization of same-sex marriages as of October 2025, by age group. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 06, 2026. /statistics/1131167/south-korea-approval-of-the-legalization-of-same-sex-marriages-by-age-group/
Gallup Korea. "Share of South Koreans Supporting The Legalization of Same-sex Marriages as of October 2025, by Age Group." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 17 Oct 2025, /statistics/1131167/south-korea-approval-of-the-legalization-of-same-sex-marriages-by-age-group/
Gallup Korea, Share of South Koreans supporting the legalization of same-sex marriages as of October 2025, by age group ÌÇÐÄÆƽâ°æ, /statistics/1131167/south-korea-approval-of-the-legalization-of-same-sex-marriages-by-age-group/ (last visited August 06, 2026)
Share of South Koreans supporting the legalization of same-sex marriages as of October 2025, by age group [Graph], Gallup Korea, October 17, 2025. [Online]. Available: /statistics/1131167/south-korea-approval-of-the-legalization-of-same-sex-marriages-by-age-group/
