Who is Rory McIlroy’s caddie Harry Diamond? The story behind one of golf’s closest duos

Rory McIlroy and Harry Diamond represent some of the most well-known partnerships in the professional golf industry, where the talent of the two is joined by a personal connection of years of partnership on tour. Their partnership has turned out to be one of the most successful and longest-lasting player-caddie unions in the recent past, characterized by trust, communication, and togetherness of ambition.

The history and golf career of Harry Diamond

Harry Diamond is a dignified player in the professional golfing arena, and he has earned his reputation and status due to his relaxed air, sheer strategic thinking, and knowledge of how courses are handled. Diamond was born in Northern Ireland and gained his first exposure to the golf industry, working backstage at various tournaments and as a tour assistant. He did not play himself in a high-profile career, but he was so fond of the game and analytical that he got into caddying, where tactical knowledge and intellectual skills are of more importance than physical strength.

Diamond was a caddie in the team of several players on the European and PGA tour before joining McIlroy, and in the process developed a reputation for making very good decisions and calm leadership under stressful situations. His skills to read greens, risk management, and ensuring that the players remained focused in trying situations won him both respect amongst his peers and the players.

The way Diamond was made the reliable partner of Rory McIlroy

McIlroy and Diamond started their collaboration in 2011, when McIlroy chose to change after being successful in the first steps in his career but also a lack of consistency.


Diamond has soon become more than a bag carrier. He was a good friend, tactician, emotional support system, and ear to McIlroy as he traversed the elite golfing arena. Their childhood together was marked by Ryder Cup appearances, several PGA and European Tour championships, and keeping McIlroy at the top of the world rankings.

McIlroy and Diamond have been together for over 10 years and have several success stories, including major wins and crucial roles in team performance at major tournaments like the Ryder Cup.

Just as Rory McIlroy keeps hunting them down and fighting to take the major and the top spot on the Official World Golf Ranking, Harry Diamond has been a steadfast presence on the bag and a constant guiding hand on his shoulder.


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