The mixed K-2 200 metres competition at the 2021 ICF Canoe Sprint World Championships in Copenhagen took place on Lake Bagsværd.

[1] The schedule was as follows:[2] All times are Central European Summer Time (UTC+2) Heat winners advanced directly to the A final.

The next six fastest boats in each heat advanced to the semifinals.

[3][4][5] Qualification was as follows: The fastest three boats in each semi advanced to the A final.

[8] Competitors raced for positions 1 to 9, with medals going to the top three.