Baseball (Negro League)

• In late May, the Eastern Colored League disintegrates, leaving the league's clubs to play independently for the rest of the season.
• The St. Louis Stars defeat the Chicago American Giants, 5 games to 4, in a playoff for the championship of the Negro National League. Willie Wells hits six home runs in the series.

Field Hockey

• Olympic Games (Men's Competition) in Amsterdam, The Netherlands
• Gold Medal: India
• Silver Medal: The Netherlands
• Bronze Medal: Germany

Football (American)

• Providence Steam Roller win National Football League title.

Football (Australian rules football)

• Victorian Football League
• Collingwood wins the 32nd VFL Premiership (Collingwood 13.18 (96) d Richmond 9.9 (63))
• Brownlow Medal awarded to Ivor Warne-Smith (Melbourne)

Football (soccer)

England

• First Division - Everton win the 1927-28 title.
• FA Cup - Blackburn Rovers beat Huddersfield Town 3-1.

Golf

• May 8-11 - British Open - Walter Hagen
• June 21-23 - U.S. Open - Johnny Farrell
• October 6 - PGA Championship - Leo Diegel
• British Amateur - Phil Perkins
• U.S. Amateur - Bobby Jones

Hockey (Ice)

• Stanley Cup: New York Rangers defeat Montreal Maroons 3 games to 2

Horse Racing

• May 19 - Reigh Count wins the Kentucky Derby

Olympics

• 1928 Summer Olympics takes place in Amsterdam, The Netherlands
• United States wins the most medals (56), and the most gold medals (22).

• 1928 Winter Olympics takes place in St. Moritz, Switzerland
• Norway wins the most medals (15), and the most gold medals (6).

Radiosport

• First ever organized radio contest held: the ARRL International Relay Party, sponsored by the American Radio Relay League.

Snooker

• World Snooker Championship: Joe Davis beats Fred Lawrence 16-13

Events

Births

• January 19 – John Treloar, Australian track and field athlete
• January 23 – Allen Stack, American backstroke swimmer (d. 1999)
• February 25 – Paul Bert Elvstrøm, Danish yachtsman
• March 11 – June Maston, Australian sprinter and athletics coach (d. 2004)
• March 19 – Marie-Louise Linssen-Vaessen, Dutch freestyle swimmer (d. 1993)
• March 31 – Gordie Howe, Canadian ice hockey player
• May 23 – Nina Otkalenko, Soviet track and field athlete
• July 9 – Federico Bahamontes, Spanish cyclist
• July 11 – Bobo Olson, American world champion boxer (d. 2002)
• July 18 – Russell Mockridge, Australian racing cyclist (d. 1958)
• September 20 – Shiro Hashizume, Japanese freestyle swimmer
• October 28 — Wim van Heumen, Dutch field hockey coach (d. 1992)
• November 30 – Joe B. Hall, American basketball coach
• December 21 – Clayton Kenny, Canadian boxer

Deaths

• February 26 – Gunnar Setterwall (46), Swedish tennis player (b. 1881)
• December 1 — Arthur Gore (60), British tennis player (b. 1868)