Which breed of dog won supreme champion at crufts?

I do not have access to real-time information, including the results of recent events like Crufts.

To find out which dog breed won Supreme Champion at Crufts, I recommend checking official Crufts sources:

* The Crufts website: This is the most reliable source for results.

* Dog show news websites: Many websites dedicated to dog shows will report on the Crufts results.

* Social media: You can search for "Crufts results" on social media platforms like Twitter or Facebook.

Good luck finding the information you need!