NEW YORK — Coco Gauff is a prominent figure in tennis, frequently facing her friend Jessica Pegula. This summer has been challenging for Pegula, notably when Gauff made a comeback in the Wimbledon quarterfinals. Gauff also defeated Pegula in the Cincinnati Open final, gaining a significant lead early in the match.

Among their past five encounters, Gauff has emerged victorious in four. Both players have shared a history since last year’s U.S. Open, marking a balanced 5-5 in their overall head-to-head. Gauff, a two-time Grand Slam champion at 22, has made significant strides in her game, focusing on enhancing her serve and forehand over the past 12 months. She committed to improving these essential skills, practicing diligently even at high-profile venues like Arthur Ashe Stadium.

Recently, Gauff has showcased a marked improvement in her game. In the U.S. and Canada, she has played 10 matches since Wimbledon, with only two extending to a third set. Her performance at tournaments like the Italian Open and Miami Open highlights her growth, where she played multiple three-set matches. Currently ranked No. 4 globally, Gauff previously held the No. 2 spot. Her dominance was evident when her Cincinnati Open final against Pegula became the most-watched women’s match in Tennis Channel history.

The U.S. Open is significant for Gauff, attracting fans who eagerly watch her matches at Arthur Ashe. Despite her busy schedule with sponsor engagements, she remains focused on singles play. Pressure surrounds her performance, yet Gauff displays confidence, even in past vulnerabilities like her serve.

Over the past year, Gauff’s serve has transformed. In 2026, her double faults per match averaged four, a decrease from nine in 2025. Her first serve points increased to 75 percent, up from 67 percent, while second-serve points rose to 52 percent compared to 37 percent previously. These improvements stabilize her overall game, addressing past challenges.

Gauff’s journey involves deliberate enhancements rather than major overhauls. She prioritizes minor adjustments to refine her technique. Initially faced with challenges, her commitment to improvement paid off. Her collaboration with coach Matt Daly focused on strengthening both serve and forehand techniques. Additional training with biomechanical expert Gavin MacMillan helped optimize her game.

Gauff’s improved serve enhances her confidence, enabling aggressive play. Her ability to win critical points has improved. She can navigate pressure situations effectively, showcasing her impressive court movement and strategic game approach.

Her consistency in returning serves remains one of her strengths. Despite leading in double faults, her overall performance in return games is outstanding. She ranks among the top in the tour for points won on opponents’ serves. Gauff’s agility and defensive skills intensify her game, as noted by Pegula.

Jessica Pegula acknowledges Gauff’s comprehensive skill set and strengths. Gauff’s performance at the U.S. Open reflects her growth, and she is now a formidable contender on the tennis circuit.