Si Woo Kim turned professional as a teenager and earned his place on tour after progressing through the developmental ranks. In 2016, he captured the Wyndham Championship, announcing himself as one of the game's most promising young international talents.

His defining breakthrough arrived in 2017, when Kim won THE PLAYERS Championship at just 21-years-old, becoming the youngest champion in the tournament's history. His composed performance against a world-class field established him as a player capable of rising to the occasion on golf's biggest stages. He later added another PGA Tour victory at the 2021 American Express and continued to represent The Republic of Korea internationally, including at the Presidents Cup and Olympic Games.

Kim is known for his sharp iron play, creativity around the greens and ability to produce exceptional golf under pressure. His career has featured both spectacular highs and the challenges of maintaining consistency at the highest level, making his continued pursuit of success a compelling story.