Dimitrov sends warning to Roger Federer

Federer, 36, needs to reach the semis in Holland to become the oldest world No 1 in tennis history.

“Regardless of how high your position in the ATP Rankings, you never lose your respect for the game.

Roger Federer: Swiss star learns first round Rotterdam opponent Roger Federer won his 20th Grand Slam title last month “The dot on your back becomes a little bigger, but that’s what I play tennis for: to compete, for the love of the game, to prove I can do better and sustain it on a daily basis.

Dimitrov couldn’t defend his title at last week’s Diema Xtra Sofia Open due to a shoulder injury but he is now back fighting fit and ready to end Federer’s hopes of winning his third Rotterdam title.

ATP Rankings: Who is the men’s singles world No 1? Express Sport runs through the current ATP men’s singles rankings who is world No 1? I know [that] if I put in the work day after day, extra effort, the results will come.