The lowest tournament round score has been set at 63, with -180 for over, +700 for under and +210 for exactly 63. Winning margins of 1 (+210), 2 (+330), 3 (+550) or 4 or more (+300) are available, with +375 for the result to require a playoff. Odds for any golfer to make a Hole in One are -120 for Yes and -110 for No.

Open Championship golfers and the British Open favorite to win ahead of the year's final major at Royal Portrush

Jason Sobel on the oldest tradition at the Open Championship, betting, and how it is more enjoyable than ever.

While Rory McIlroy’s Masters triumph earned him a long-awaited career grand slam, a home Open Championship win at Royal Portrush could be even more emotion for the Northern Irishman.

After time off and a solid tune-up, McIlroy says he’s in a good spot heading into the major he circled from the start.

The year was 2019. After a 68-year gap, the R&A took the Open back to Royal Portrush. The influence of major winners from Northern Ireland such as Rory McIlroy, Darren Clarke and Graeme McDowell was viewed as crucial in the decision.