Did Greenland's parliament introduce legislation to ban Donald Trump and all his descendants for 100 generations? No, that's not true: The story originated on a social media account that describes itself as "Dadaist graffiti news", comedy and satire. No real news outlet reported such a ban, which would have been international news while Trump was publicly saying he would annex, buy or conquer Greenland.
The story arose in a Jan. 14, 2026 X post (archived here) on the@HalfwayPost account with text that read:
BREAKING: The parliament of Greenland just introduced legislation that bans Donald Trump and all his descendants for 100 generations.
The post looked like this on X at the time this fact check was written:

(Image source: Lead Stories screenshot of post at x.com/HalfwayPost/status/2011516849012556137.)
The Halfway Post bio (archived here) reads:
Dadaist graffiti news. Halfway true comedy and satire for your doomscrolling by @DashMacIntyre. I don't report the facts, I improve them.
Lead Stories searched the Google News index of thousands of news sites for articles with key phrases "parliament of Greenland", "bans Donald Trump", "100 generations". That search returned no examples (archived here) of real news reports on such a ban.