Djokovic apologises for inadvertently hitting lines judge

Novak Djokovic has apologised for the incident that has seem him disqualified from the US Open.

Djokovic took to social media after he hit a lines person with a ball in frustration without looking behind him.

"This whole situation has left me really sad and empty," Djokovic said.

"I checked on the linesperson and the tournament told me that thank God she is feeling ok. I'm extremely sorry to have caused her such stress. So unintended. So wrong.

"As for the disqualification, I need to go back within and work on my disappointment and turn this all into a lesson for my growth and evolution as a player and human being.

"I apologise to the US Open tournament and everyone associated for my behaviour. I'm very grateful to my team and family for being my rock support, and my fans for always being there with me. Thank you and I'm so sorry."

It was a stunning end to Djokovic campaign who had not lost a season for the season on a 26-0 run.

This years US Open will be new blood as the last 13 grand slam trophies have been one by the big three Djokovic, Rafael Nadal and Roger Federer.

IMAGE: AAP