Ina Yoon Opens Women's PGA Championship With Record-Equalling 63

What happened:

Watch the highlights:

Ina Yoon opened the KPMG Women's PGA Championship with a nine-under 63 at Hazeltine, matching the best score in the history of the championship, according to Sky News. The round gave Yoon a two-stroke lead over Karis Davidson after Thursday's play in the third women's major of the season.

That is the tournament headline: a record-equalling number, an immediate lead, and a major championship field already forced to chase. The supplied source also notes that Charley Hull and Lottie Woad sit well back after the opening round.

Why it matters:

A 63 in the first round of a major does two things at once. It gives Yoon a scoreboard advantage, and it changes the pressure profile for everyone behind her. A two-shot lead after Thursday is not decisive, but a record-equalling 63 sets a pace that can make even solid opening rounds feel insufficient.

In major championship golf, the first-round leader does not win by default. Conditions can change, scoring can compress, and the difficulty of protecting a lead over three more rounds is substantial. But Yoon has already banked the kind of round that gives her room for a less explosive stretch later in the week.

Tournament impact:

The immediate shape of the championship is clear from the supplied facts: Yoon is in front, Davidson is the nearest named chaser, and Hull and Woad have work to do. That matters because Hull and Woad entered the source summary as notable reference points, but their opening position is described as well back rather than in direct contention.

For Davidson, the two-shot gap is manageable. She is close enough that one strong round or one Yoon stumble could change the lead quickly. For Hull and Woad, the challenge is different: they need to regain ground before the championship moves too deep into the weekend phase.

What to watch:

The next question is whether Yoon's 63 was a peak round or the start of sustained control at Hazeltine. A record-equalling opener can energise a player, but it also places her under immediate attention. Friday's round will show whether she can protect the lead without needing another historic score.

The other watch point is the chase pack. The source confirms Davidson is two shots back, but does not provide a full leaderboard in the supplied summary. That means the depth of the group behind Yoon needs follow-up before judging how isolated her lead really is.

Confidence:

Confirmed by the supplied Sky News story: Ina Yoon shot a nine-under 63, matched the best score in Women's PGA Championship history, leads Karis Davidson by two strokes, and Charley Hull and Lottie Woad are well back. Still needing follow-up: full leaderboard positions, course conditions, detailed scoring cards and second-round tee-time context.