The 1997 Senior British Open was a professional golf tournament for players aged 50 and above and the 11th British Senior Open Championship, held from 24 to 27 July at Royal Portrush Golf Club in Portrush, County Antrim, Northern Ireland, United Kingdom. In 2018, the tournament was, as all Senior British Open Championships played 1987–2002, retroactively recognized as a senior major golf championship and a PGA Tour Champions (at the time named the Senior PGA Tour) event.