She did not drop a set during the first week.
World number 70 Rogers appeared to have one foot in the next round as she streaked to a 4-2 lead but when Kerber produced a net charging half-volley victor in the eighth game, she was sparked into life.
Their match was suspended Friday at 6-2, 3-6, 7-6 (7/5), 1-6, 6-5 due to bad light, with the French 12th seed not wanting to field Querrey's returns of serve in the gloom. "A lot of times when you play a big server you actually need to focus on your own serve more, because sometimes you can take it for granted that I'm just going to hold and you'll be good".
Dudi Sela of Israel became the ninth men's player to retire from a match at this year's tournament, stopping his third-round match because of a right adductor strain against 13th-seeded Grigor Dimitrov of Bulgaria while trailing 6-1, 6-1. They returned to finish the contest on Saturday but it was all over in a matter of minutes as the 24th seed broke serve. Third seeded Federer will face Germany's Mischa Zverev for a place in the last-16. The off-sorts Romanian had witnessed the horrific knee injury suffered Thursday by her last opponent, Bethanie Mattek-Sands.More news: U.S. bombers fly over South China Sea to assert right
Kerber will next play another former runner-up, Garbine Muguruza, while fifth seed Wozniacki battled through to face Coco Vandeweghe. Mattek-Sands broke down in tears as she relived the sickening injury which has left her facing surgery to fix a dislocated kneecap.
In the women's draw, Angelique Kerber made her case to be labelled the new favorite for the Wimbledon title as the German eased into the third round with a 7-5, 7-5 win over Kirsten Flipkens. I started getting better and better there.
Agnieszka Radwanska, the No.9 seed, came back from a set down to beat the 19th seed Swiss Timea Bacsinszky 3-6 6-4 6-1 on Centre Court.
Djokovic will next face Adrian Mannarino, who defeated fellow Frenchman and No. 15 seed Gael Monfils 7-6 (3), 4-6, 5-7, 6-3, 6-2 in three hours, 30 minutes.More news: Destiny 2 console open beta announced
Again in the third set, Rogers appeared to be in a good position as she recovered from a first-game service break and battled to a 3-2, break-point advantage against Kerber.
Radwanska next faces Russian eighth seed Svetlana Kuznetsova, the 2004 U.S. and 2009 French Open champion, who cruised through with a 6-4, 6-0 win over Slovenian qualifier Polona Hercog.
Rybarikova next meets Croatian qualifier Petra Martic, who marched on with a 7-6 (8-6) 6-1 defeat of Kazakh wildcard Zarina Diyas.More news: Court rejects Sagan appeal to be allowed back into Tour