The 2018 Eisenhower Trophy took place 5–8 September at the Carton House Golf Club in Maynooth, County Kildare, Ireland. It was the 31st World Amateur Team Championship for the Eisenhower Trophy. The tournament was a 72-hole stroke play team event with 72 three-man teams. The best two scores for each round counted towards the team total. Each team played two rounds on the Montgomerie and O'Meara courses. The leading teams played the Montgomerie course on the third day and the O'Meara course on the final day.

Keita Nakajima is a Japanese professional golfer. He had an exceptionally successful amateur career and was number 1 in the World Amateur Golf Ranking for a record 87 weeks. He also won the Panasonic Open on the Japan Golf Tour while still an amateur.