Si Woo Kim, the accomplished PGA Tour golfer, is married to Ji Hyun Oh, a fellow professional golfer from South Korea. The couple married in Seoul in December 2022, sharing a deep connection rooted in their mutual passion for golf and family life, which has positively influenced Kim’s performance on the PGA Tour.
Profile and Background of Ji Hyun Oh
Ji Hyun Oh, born on January 3, 1996, in Seoul, South Korea, is a retired professional golfer who competed on the KLPGA Tour. Standing 5’7″ tall with black hair and brown eyes, she resides currently in Dallas, Texas. Raised in a sporting family, with her father—a former Ironman triathlete—playing a crucial role in nurturing her golf career, Ji Hyun was introduced to golf during her sixth-grade year. Her father not only guided her early training but also acted as her caddie through significant professional moments, providing emotional and strategic support during tournaments.
Ji Hyun Oh’s Career Highlights and Transition
Ji Hyun Oh began her professional career in 2014 on the Korean Ladies Professional Golf Association (KLPGA) Tour, where she secured seven tournament victories. Her track record includes notable performances in major competitions, such as an impressive amateur showing at the Korean Women’s Open. Although she has stepped away from active competition to prioritize family, she has remained engaged with golf in less competitive settings. A memorable moment occurred in 2023 when she caddied for Si Woo Kim at the Masters Par 3 Contest, where her impressive tee shot captured the attention of golf enthusiasts.

The Development of Ji Hyun Oh and Si Woo Kim’s Relationship
Before becoming romantically involved, Si Woo Kim and Ji Hyun Oh were acquaintances within South Korea’s golf community, sharing experiences as professional athletes. Their relationship quickly deepened, with engagement confirmed by 2021. The couple married on December 18, 2022, in an intimate ceremony held at Signiel Seoul, a luxury hotel in Songpa-gu, Seoul. They opted to keep the wedding private, focusing on close family and friends.
Shortly after their wedding, Kim won the Sony Open in Hawaii in January 2023, marking his fourth PGA Tour victory. Ji Hyun was a constant presence during the tournament week, and Kim described the win as a perfect celebration following their marriage, referring to the event as an extension of their honeymoon.
How Ji Hyun Oh Supports Si Woo Kim’s Career
Si Woo Kim has vocalized the significant role Ji Hyun plays in his golfing achievements. After his 2023 Sony Open victory, Kim credited her for contributing to his calm and focus, particularly during high-pressure moments. Her presence at various tournaments since joining him in the United States has been a source of stability and encouragement. Kim highlighted how seeing her during final rounds, especially when nerves threatened his composure, helped him regain focus and resilience on the course.
“Especially today, I could see her on the golf course, and when I was a little nervous, that really helped me relax”, he said.
Beyond golf, marriage and fatherhood have deeply influenced Kim’s outlook and dedication. Ahead of the 2025 Players Championship, he reflected on how becoming a husband and a father shifted his priorities and added new meaning to his career.
“The emotions I had towards golf were huge. Of course, it’s still important to me now, but I also have my family, and my focus has shifted somewhat towards them,” he claimed.
Family Life: The Birth of Their Son Theo
Si Woo Kim and Ji Hyun Oh expanded their family with the birth of their son Theo in February 2024. This new chapter in their lives has further strengthened their bond and influenced Kim’s approach both personally and professionally. Balancing the demands of a PGA Tour career with family life has brought a fresh perspective to Kim’s journey.
The Impact of Ji Hyun Oh’s Support on Si Woo Kim’s Career Trajectory
Ji Hyun Oh’s support goes beyond the emotional: her understanding of professional golf and shared experience provides invaluable insight as Kim competes at the highest level. Her decision to step back from her own professional pursuits to prioritize family and assist Kim reflects a partnership focused on mutual growth and success. This dynamic has contributed to Kim’s resilience and ability to maintain focus on the PGA Tour amid the pressures of competition.
Summary of Ji Hyun Oh’s Golfing Journey and Their Partnership
Ji Hyun Oh’s path from a childhood shaped by a dedicated athletic father to a seven-time winner on the KLPGA Tour embodies her passion and discipline. Her transition from active competition to supporting Si Woo Kim reflects a commitment both to their family and to being an essential part of his career progress. Together, their relationship is a blend of shared professional insight, personal dedication, and growing family responsibilities, which continues to shape the narrative of Si Woo Kim’s accomplishments on and off the golf course.
