She couldn't do the same this time.
Monfils is another fourth round debutant after he knocked out last year's semi-finalist Sam Querrey 5-7 6-4 6-4 6-2.
Struggling to stay in the set after half an hour, Williams found her huge serve just in time to hang on for 4-5.
Cilic was runner-up to Roger Federer a year ago and showed great form by beating Novak Djokovic in the Queen's Club final last month.
Philadelphia 76ers re-sign JJ Redick to 1-year deal
Redick started in all of the 70 games he played for the 76ers, shooting 46.0% from the field and 42.0% from three-point range. The deal happened quickly once news broke Sunday night that LeBron James had agreed to a four-year deal with the Lakers .
Djokovic hit 15 aces and 31 winners in a commanding win over 33-year-old Zeballos, who was a top 40 player in 2013 but was playing at Wimbledon ranked a lowly 126.
Williams took to Snapchat moments before walking out on Center Court to share a few sweet videos of 10-month-old Alexis "helping" her mom get ready for the big game in the Wimbledon bathroom.
Stream every match at Wimbledon live on the FOX+ app and catch up on highlights of any action you've missed.
Nadal had fallen to a player ranked outside the top 100 in four of his last five visits to the All England Club.
Americans celebrate their union, rue divisions on this 4th of July
Tacoma Park's 128 Independence Day fireworks will begin at 7 p.m.at Takoma Park Middle School on 7611 Piney Branch Road. The carnival features games, food vendors, cake walk, parade at 10 a.m. on Wednesday and fireworks at dusk on July 4 .
Williams and Evgeniya Rodina are the only remaining mothers of the six who had entered this event - and they will face each other in the fourth round Monday.
After defending champion Garbine Muguruza suffered a shock exit in the second round on Thursday, it was 10th seed Keys' turn to endure an unexpected 7-5, 5-7, 6-4 third round defeat. She began nervously, saving two break points, and cracked in the fifth game as Mladenovic powered through her serve for an early lead.
Ekaterina Makarova of Russian Federation also reached the fourth round, following up her victory over second-seeded Caroline Wozniacki with a 4-6, 6-4, 6-1 win over former semifinalist Lucie Safarova of the Czech Republic.
The 17-time Grand Slam champion dug in though and managed to avoid being dragged further into the afternoon, claiming victory when Kukushkin's forehand smacked into the net tape.
Tina Turner's eldest son Craig Turner has been found dead, aged 59
In happier times, Tina's eldest son posted a photo of himself and his mother to Facebook in January 2018. Little is known of Craig , who never followed his parents' footsteps into the entertainment business.
But Rodina, 29, held her nerve to reach the last 16 at a grand slam for the first time.