Which golfers have won a major championship in their first-ever major start?

When is the last time Collin Morikawa won a PGA Tour tournament or a major championship?

When is the last time Bryson DeChambeau won a golf tournament or a major championship?

62: The lowest round in men’s major championship history

Men’s golf major championship records: Lowest 18-, 36-, 54- and 72-hole scores