18–21 June:U.S. Open –Jordan Spieth won by one stroke whenDustin Johnson failed to make birdie at the 18th hole. He became the sixth player ever to win the Masters and U.S. Open in the same year.
16–19 July:The Open Championship –Zach Johnson won in a 4-hole aggregate playoff, whenLouis Oosthuizen failed to make his putt on the 4th and final hole of the playoff. It was Johnson's first Open Championship victory, and his second major victory.
13–16 August:PGA Championship –Jason Day won his first major by three strokes overJordan Spieth. Day played consistently during the final round, never allowing Spieth an opportunity to get closer than 3 strokes, while setting a record for a major at 20 under par, bestingTiger Woods' previous record of 19 under at the 2000 British Open.
29 April – 3 May:WGC-Cadillac Match Play –Rory McIlroy defeatedGary Woodland, 4 & 2, in the championship match. It was McIlroy's first WGC-Match Play championship, and his second WGC championship overall.
5–8 November:WGC-HSBC Champions –Russell Knox won by two strokes overKevin Kisner. It was his first World Golf Championship victory, and also his first PGA Tour and European Tour victory.
7–10 May:The Players Championship –Rickie Fowler defeatedKevin Kisner andSergio García in a three-hole aggregate playoff, eliminating García after the third hole, and eliminating Kisner on a sudden-death fourth hole. It was Fowler's first Players title.
For a complete list of PGA Tour results see2015 PGA Tour.
11–14 June:KPMG Women's PGA Championship –Inbee Park won by five strokes overKim Sei-young. It was her third consecutive Women's PGA Championship victory, and her sixth major victory overall. She also set a tournament record relative to par, at −19.
30 July – 2 August:Women's British Open –Inbee Park won by three strokes overKo Jin-young. It was her first Women's British Open victory, and her seventh major victory overall.
10–13 September:The Evian Championship –Lydia Ko won by six strokes overLexi Thompson. It was her first major championship, and in the process she became, at age 18, the youngest person of either sex ever to win a professional major championship.
For a complete list of LPGA Tour results, see2015 LPGA Tour.
18–20 September:Solheim Cup – TeamUSA won the Cup for the first time since 2009, with a 14½–13½ victory over TeamEurope. Team USA won 8½ of the 12 available points in the singles matches to clinch the Cup.
22 November - With her consecutive victory atDaio Paper Elleair Open,Lee Bo-mee earned more than 220 million yen in one season, and now has the record of the greatest amount of money earned in one season in Japan, both men and women, surpassing the record ofToshimitsu Izawa in 2001.
21–24 May:Senior PGA Championship –Colin Montgomerie won by four strokes. It is his third senior major championship, and his second straight Senior PGA Championship victory.
12–13 September:Walker Cup – Great Britain and Ireland defeated the United States by a score of 16½ to 9½.
1–4 October:Asia-Pacific Amateur Championship – Chinese golferJin Cheng won by one stroke; before the start of the fourth round, it was decided that weather conditions were not suitable for play, so the tournament was called completed with 54 holes in the books.
8–11 July:Summer Universiade – Japan took the men's individual (Kazuki Higa) and team gold medals while South Korea took the women's individual (Lee Jeong-eun) and team golds.
15–18 July:Pacific Games – Papua New Guinea swept the gold medals: men's individual (Soti Dinki), women's individual (Kristine Seko), men's team and women's team.
16–19 July:Pan American Games – Colombian players won the three events: men's (Marcelo Rozo), women's (Mariajo Uribe) and mixed team (Rozo, Uribe, Mateo Gómez, Paola Moreno).
7 February –Billy Casper (born 1931), American golfer who won 51 times on the PGA Tour, including three majors.
29 April –Calvin Peete (born 1943), African-American golfer with 12 PGA Tour wins.
1 May –Pete Brown (born 1935), first African-American golfer to win on the PGA Tour.
3 May –Warren Smith (born 1915), member of the PGA Golf Professional Hall of Fame.
23 May –Hugh Boyle (born 1936), Irish golfer on 1967 Ryder Cup team.
7 June –Sean Pappas (born 1966), South African golfer with 5 Sunshine Tour wins.
7 August –Louise Suggs (born 1923), American professional golfer and co-founder of the LPGA, with 61 LPGA Tour victories, including 11 major championships.
13 September –Howie Johnson (born 1925), American golfer who won twice on the PGA Tour.
Jordan Spieth (US$12,030,465)
Rory McIlroy (4,727,253 points)
Kim Kyung-tae (¥165,981,625)
Anirban Lahiri (US$1,139,084)
Nathan Holman (A$346,702)
George Coetzee (R 5,470,684)
Lydia Ko (US$2,800,802)
Shanshan Feng (€399,213)
Kanphanitnan Muangkhumsakul (US$25,777)
Emily Kristine Pedersen
