Yeon-woo Ku

Yeon-woo Ku is a South Korean tennis player born on 15 March 2003. She competes on the WTA Tour and currently holds a ranking of 175 with 428 points, with a career high of 171. In the 2026 season, according to Tennis Post's match data, Ku has played 8 matches across 5 tournaments, winning 3 and losing 5. She competed in four Grand Slam tournaments – the French Open, Wimbledon, US Open and Australian Open – but lost in qualifying at each event. At the WTA 250 tournament in Seoul, she reached the round of 16, and at the WTA 250 tournament in Auckland, she reached the final qualifying round.