Game, set, match! Literally.
Her chic outfit was a huge style upgrade for the 22-year-old royal who received international flak for the wacky Philip Treacy fascinator she donned at William and Kate's wedding in April.
However, it seems that her stylish ensemble may have been "inspired" by Chelsy Davy, the ex girlfriend of Beatrice's cousin Prince Harry, who attended the tennis tournament two days earlier in a nearly identical outfit.
In addition to taking fashion cues from her peers, it's been reported in the British press that Beatrice recently hired celebrity stylist Charlie Anderson, who has worked with Emma Watson, to revamp her look.
Whatever she's doing is working since Beatrice has stepped out in a slew of lovely dresses including a nude haute couture Elie Saab gown at Elton John's White Tie and Tiara Ball in June.