She drew applause when she praised Williams for calming a riled-up audience that booed the US Open outcome to refocus the momenton Osaka's victory.
In an interview with The Project, which will air on Sunday on Network Ten, Williams defended her initial claim that she was not being coached.
The Care2 petition makes the same case Williams did after her loss to Osaka - that umpires are far more lenient with male competitors who similarly violate the rules.
Serena Williams of the United States picks up her smashed racket during her Women's Singles finals match in NY, on September 8.
"I feel it's really important to stand up for what you believe in", Williams said, "especially if it can affect the future and affect a lot of people in the future". The umpire's decision to penalise her for code violations has sparked debate over sexism in tennis, overshadowing Naomi Osaka's win.
The president of the United States Tennis Association, Katrina Adams, and Women's Tennis Association CEO Steve Simon were among the most vocal backers of Williams claims of sexism against Ramos. "Coaching on every point should be allowed in tennis".
"I don't think you can win a Grand Slam and not be confident in yourself, but that's not my immediate mindset". Speaking before this week's Pan Pacific Open, she grinned: "I'm kind of notorious - I'm not that great at trophy ceremonies". The issues began during the second set when Serena's coach, Patrick Mouratoglou, was caught giving her hand signals.
Strycova also hinted that she found it unusual for the WTA Tour and US Tennis Association to release statements in support of Williams. I mean, I don't think she looked at me so that's why she didn't even think I was, ' he told ESPN.
"I didn't get coaching", Williams said multiple times.
As a brand ambassador for the Japanese carmaker, the 20-year-old Grand Slam champion will appear in global promotions and advertising which will support her as a rising tennis star, the company said in a statement. "I have never cheated in my life!" When are you going to give me my apology?
But former professional umpire Richard Ings reckons Ramos is likely to put in a request that he not be.