NCAA Division I Men's Golf Championships champion: The following men have won both the collegiate individual championship and the U.S. Amateur. Only Jack Nicklaus (1961), Phil Mickelson (1990), Tiger Woods (1996), Ryan Moore (2004), and Bryson DeChambeau (2015) have managed the feat in the same year. NCAA Division I Men's Golf Championships The NCAA Division I Men's Golf Championships, played in late May or early June, is the top annual competition in U.S. men's collegiate golf. The teams that win their respective Division I conference championships are given automatic spots in the regionals. A selection committee decides which other teams play in the regionals. The top
Irish Amateur Open Championship (4 times). More recent winners are Pádraig Harrington and Louis Oosthuizen. Rory McIlroy was the losing finalist in 2006. The championship was not played during the war years and from 1960 to 1994. On six occasions between 1894 and 1901, the Irish Championship Meeting included a professional tournament as well as the Amateur Championship Source: Irish Amateur Open Championship The Irish Amateur Open Championship is an amateur golf tournament held annually in Ireland and organised by the Golfing Union of Ireland. The championship has been played as a 72-hole stroke-play event since 1958. Previously it was played as a match-play