- Tag results for Marin Cilic
Nick Kyrgios slams 32 aces for second consecutive day to book Marin Cilic clash in Queen's Club semis
The world number 21 now has a tournament-leading 82 aces in his three matches at Queen's this week.
It was business as usual for Cilic, whose serve has been virtually untouchable in his first three matches in west London.
Wawrinka was not far behind and passed over Norrie in less than an hour, 6-2 and 6-3, to get his first win in three years at the Queen's Club Championships.
Andy Murray admits he will be battling his nerves as well as his body when he finally returns to action after almost a year's hiatus at Queen's Club next week.
Cilic added that he has decided to stop playing for a time being and focus on his rehabilitation process.
Nishikori battled past second seed Cilic in Monte Carlo to reach his first Masters semi-final since July 2016.
Cilic and del Potro are the biggest names left in a field lacking star power thanks to the early exits of Federer and Novak Djokovic and the injury absences of Rafael Nadal and Andy Murray.
Juan Martin Del Potro continued his dominance over David Ferrer to book a spot in the Indian Wells fourth round.
Marin Cilic beat Argentine qualifier Carlos Berlocq 6-3, 6-2 to advance to the second round at the Rio Open.
Roger Federer became the oldest ever World No. 1 in the men's Association of Tennis Professionals world singles rankings.
Federer closed to within 155 points of Nadal after his win last month at the Australian Open against world Cilic.
Rafael Nadal remained in the number one spot in the men's Association of Tennis Professionals world singles rankings.
The tournament referee made a late call to close the roof and Cilic said it was tough to acclimatize to playing indoors after practicing outdoors earlier.
The Swiss tennis star beat world number three Croatian Marin Cilic in a hard-fought match 6-2, 6-7, 6-3, 3-6, 6-1 at the Rod Laver Arena on Sunday.
The 36-year-old Swiss marvel continues to defy the years and attrition rate to reach his 30th Grand Slam decider and a shot at his sixth Australian crown.