“I mean are you focused only on that or any questions about the match, or something like that? Or is it solely focused on that? This is the third question already, I said what I have to say, maybe we can speak about something else.”

As the interviewer suggested his opponent was “going to be popular here”, he got up, turned his back and walked off.

Djokovic will play against de Minaur, 25, in his 16th Wimbledon quarter-final, and the Australian has already said has felt “loved” on Centre Court.

“Oh, 100 per cent. I’ll take all the support I can get,” he said on Monday after reaching his first Wimbledon quarter-final when asked if he was ready to be a fan favourite.

“I can be the honorary Brit. I do feel very loved out there, I must say. I always love coming here to Wimbledon and playing here. I always feel like I play some of my best tennis. Over the years I feel like the support I’ve had has grown significantly.”

The world number nine has been dating Boulter for three years and the pair also competed together in the mixed doubles last year.

“It’s a great feeling as a player to know you’ve got a lot of people in that stadium backing you in, having your back when essentially you’re so far away from home,” he added.

“I do feel a bit British, definitely over the years I’ve learnt a lot more about British culture thanks to Katie. I’m getting there,”