References are numbered in [brackets], which are listed here. A number after the dot gives the page in the source.

Last updated: 2008 June 28.

1930 January 6 Bradman scores 452* for New South Wales against Queensland, 377 minutes, 49 fours. [1] January 9 Boston Bruins wins then NHL record 14th straight game. [1] January 10 Commencement of New Zealand's first Test, vs England Christchurch. [1] Maurice Allom takes Test hat-trick England vs New Zealand Christchurch. [1] January 12 NHL's Boston Bruins win then-record 14th consecutive game. [1] January 15 George Headley scores century on debut vs England (made 176). [1] January 24 J E Mills scores 117 on Test Cricket debut, New Zealand vs England, Wellington. [1] Stewie Dempster scores New Zealand's first Test century. [1] January 28 Clarence Skelton Wimble cricket (score pair in Test for South Africa), dies. [1] February 15 Weona beats Toluca in Illinois Basketball Tournament in 10 overtimes. [1] February 20 Capelle soccer team forms. [1] February 25 George Headley completes twin tons in Test Cricket vs England (114 and 112). [1] February 26 West Indies make first Test Cricket win, by 289 runs over England. [1] March 4 Mrs Charles [Emma] Fahning is first woman to bowl a santioned perfect [300] game. [1] March 6 William Milton cricketer (South African Test captain in three Tests 1889-92), dies. [1] March 7 Georgetown High of Chicago defeats Homer 1-0 in basketball. [1] March 8 Babe Ruth signs two-year contract for $160,000 with New York Yankees general manager Ed Barrow, wrongly predicts "No one will ever be paid more than Ruth". [1] March 12 Stella Walsh sets record for the 220-yard dash (0:06.1). [1] March 18 Boston Bruins win record 20th NHL home game. [1] March 23 US Ladies Figure Skating Championship won by Maribel Vinson. [1] US Men's Figure Skating Championship won by Roger Turner. [1] March 24 Rÿnsburgse Boys soccer team forms. [1] March 30 Babberich-H soccer team forms. [1] April 3 Stanley Cup: Montreal Canadiens sweep Boston Bruins in two games. [1] April 4 Andrew Sandham makes Test Cricket first triple century. [1] Les Ames makes the first Test Cricket century by a wicketkeeper (149). [1] April 5 England out for 849 vs West Indies Kingston, Sandham out for 325. [1] April 10 George Headley scores 223 vs England at Kingston. [1] April 12 4th Test Cricket West Indies vs England ends in a draw after nine days. [1] Wilfred Rhodes ends Test Cricket career aged 52 years 165 days. [1] April 19 34th Boston Marathon won by Clarence DeMar of Massachusetts in 2:34:48.2. [1] Clarence DeMar wins his 7th Boston Marathon. [1] April 28 First night organized baseball game (Independence Kansas). [1] April 29 123 runs are scored in 7 major league games. [1] May 1 Bradman scores 236 Australia vs Worcestershire, his first f-class innings in England. [1] May 2 Des Moines (Western League) defeats Wichita 13-6 to open first ballpark with permanently installed lights. [1] May 5 Bradman scores 185 Australia vs Leicestershire, 317 minutes, 16 fours. [1] May 7 Duleepsinhji scores 333 for Sussex vs Northants in 330 minutes. [1] May 9 56th Preakness: Earl Sande aboard Gallant Fox wins in 2:00.6. [1] May 10 Clarrie Grimmett takes 10 for 37 vs Yorkshire at Sheffield. [1] May 17 56th Kentucky Derby: Earl Sande aboard Gallant Fox wins in 2:07.6. [1] May 21 New York Yankees player Babe Ruth hits three consecutive homers. [1] May 22 Ruth hits three consecutive homeruns (8th-10th of 60 in 1930). [1] New York Yankees "Bronx Bombers" hit 14 homeruns in a game. [1] May 24 Babe Ruth homers in both games of a doubleheader, giving him 9 in one week. [1] Bradman scores 252 Australia vs Surrey, 290 minutes, 29 fours. [1] May 26 Joe Sewell, hardest to strike out, is struck out twice by Pat Caraway. [1] May 31 Bradman gets his 1,000th run of the English Cricket season. [1] June 21 Ruth hits three home runs as New York Yankees blow 6-0 lead in 7th and lose 15-7. [1] June 23 Chicago Cubs beat Philadelphia Phillies 21-8. [1] July 25 Philadelphia Athletics triple steal in the first and fourth innings vs Cleveland. [1] July 30 Uruguay beats Argentina 4-2 for soccer's first World Cup in Montevideo. [1] July 31 Lou Gehrig grand slams as New York Yankees beat Boston Red Sox 14-13. [1] August 3 Second time in 1930, Chuck Klein of Philadelphia Phillies hits in 26 straight games. [1] August 8 Saint Louis Cardinals are 12 games back in National League, and go on to win the pennant. [1] September 6 Brooklyn Dodgers beat Philadelphia Phillies 22-8. [1] September 14 Detroit Lions (as Portsmouth Spartans) play first NFL game, win 13-6. [1] September 16 Philadelphia Phillies trailing 10-5, score 5 in 9th, then Pittsburgh Pirates score four in top of 10th, so Philadelphia Phillies score 5 in bottom of 10th to win 15-14. [1] September 18 Enterprise (US) beats Shamrock V (England) in 15th America's Cup. [1] New York Yankees pitcher Red Ruffing hits two home runs to beat Saint Louis Browns, 7-6. [1] September 24 Portsmouth beats Brooklyn in first NFL game played under floodlights. [1] September 27 Bobby Jones completes the Grand Slam of Golf. [1] Chicago White Sox first baseman Bud Clancy didn't handle the ball at all in a 9 inning game vs Saint Louis Browns. [1] September 29 First Canadian football game played under lights, Hamilton-UBC. [1] October 8 Philadelphia Athletics beat Saint Louis Cardinals, four games to two in 27th World Series. [1] October 18 Joseph Sylvester becomes first jockey to win 7 races in one day. [1] October 23 The first miniature golf tournament is completed in Chattanooga, Tennessee. [5] October 25 First football game in Atlantic City Convention Center. [1] October 29 First football game in eastern Canada played under floodlights. [1] November 22 First US football game broadcast to England (Harvard 13, Yale 0). [1] November 23 New York Giants Hap Moran runs 91 yards for a touchdown from a scrimmage. [1] December 1 NHL drops 20 minute slashing-about-the-head penalty. [1] December 6 18th Canadian Football League Grey Cup: Toronto Balmy Beach defeat Regina Roughriders, 11-6. [1] December 7 13th PGA Championship: Tommy Armour at Fresh Meadows CC Flushing. [1] December 9 Jim Slight cricketer (represented Australia at Oval 1880), dies. [1] December 12 Baseball Rules Committee greatly revises the rule book, when a ball bounces into stands now a double, not a homerun. [1] Start of the first Australia vs West Indies Test (at Adelaide). [1] December 14 New York Giants defeat Notre Dame 22-0 in a charity game. [1] December 15 Don Bradman takes his first Test Cricket wicket (Ivan Barrow, West Indies, lbw). [1] December 16 Golfer Bobby Jones wins James E Sullivan Award. [1] December 18 Bradman scores 258 New South Wales vs South Australia, 289 minutes, 37 fours. [1] December 19 Johnny Douglas cricketer (soccer int, boxing gold medal), drowns. [1] December 20 Learie Constantine cricket 100 in 52 minutes West Indies vs Tas (10x4, 1x6, 1x5). [1] December 25 Slinger Nitschke scores 142 South Africa vs Queensland at Adelaide before 5,422. [1] Tasmania all out 280, West Indies 2-139 at Hobart Crowd 2,500. [1] 1931 January 3 Nels Stewart of Montréal Maroons scores two goals in 4 seconds (record). [1] January 5 First woman to purchase a baseball team Lucille Thomas purchases Topeka franchise in the Western League. [1] January 8 Philadelphia Quakers set then NHL record of 15 straight loses. [1] January 10 Philadelphia Quakers defeat Montréal, ends NHL-record 15-game losing streak. [1] January 16 Bradman scores 223 Australia vs West Indies, 297 minutes, 26 fours. [1] January 28 Bradman scores 220 New South Wales vs Victoria, 308 minutes, 13 fours. [1] February 4 National League adopts a deader baseball. [1] February 14 Bradman scores 152 Australia vs West Indies, 154 minutes, 13 fours two fives. [1] February 15 Spring training site of New York Yankees in Saint Petersburg is renamed Miller Huggins Field in honor of the team's late manager. [1] February 17 First telecast of a sporting event in Japan (baseball). [1] Hockey's Hershey Bears (now with AHL) first game. [1] February 21 Chicago White Sox and New York Giants play first exhibition night game. [1] February 28 Ban Johnson, (created baseball's American League), dies after a long illness. [1] Canadian Rugby Union adopts the forward pass. [1] March 4 Bradman bowled by Herman Griffith for a duck as W I win the Test. [1] March 21 US Ladies Figure Skating Championship won by Maribel Vinson. [1] US Men's Figure Skating Championship won by Roger Turner. [1] March 22 Ban Johnson founder of baseball's American League, dies at age 67. [1] March 26 Leo Bentley bowls three consecutive perfect games in Lorain Ohio. [1] March 27 John McGraw says night baseball will not catch on. [1] March 31 Knute Rockne football player/coach, dies in a plane crash at age 43. [1] April 1 Jackie Mitchell becomes first female in professional baseball. [1] April 7 Seals Stadium opens in San Francisco. [1] April 12 Joe McCarthy debuts as New York Yankees manager. [1] April 14 Stanley Cup: Montreal Canadiens beat Chicago Blackhawks, three games to 2. [1] April 20 35th Boston Marathon won by Jim Henigan of Massachusetts in 2:46:45.8. [1] April 25 A J Y [Bert] Hopkins cricketer (20 Tests for Australia, 509 runs), dies. [1] April 26 Lou Gehrig hits a homerun but is called out for passing a runner, the mistake costs him American League home run crown; he and Babe Ruth tie for season. [1] April 28 Program for woman athletes approved for 1932 Olympics track and field. [1] April 30 Sammy Woods cricketer (3 Tests for Australia, three for England), dies. [1] May 9 57th Preakness: George Ellis aboard Mate wins in 1:59. [1] May 16 57th Kentucky Derby: Charley Kurtsinger on Twenty Grand wins in 2:01.8. [1] May 30 Philadelphia Phillies Chuck Klein homers off Ben Cantwell (Braves) in both ends DH. [1] June 6 New York Yankees turn triple-play but lose 7-5 to the Cleveland Indians. [1] July 1 Philadelphia Phillies Chuck Klein hits for the cycle vs Chicago Cubs. [1] July 11 New York Giants beat Philadelphia Phillies 23-8. [1] July 12 Chicago Cubs and Saint Louis Cardinals hit a record 23 doubles in a game (second game of DH). [1] July 23 France announces they can't afford to send a team to 1932 Los Angeles Olympics. [1] July 28 Chicago White Sox score 11 in 8th to beat New York Yankees 14-12. [1] August 8 Washington Senator Bob Burke no-hits Boston Red Sox, 5-0. [1] August 21 Babe Ruth hits his 600th home run (New York Yankees beat Browns 11-7). [1] October 10 Saint Louis Cardinals beat Philadelphia Athletics, four games to three in 28th World Series. [1] October 27 Chuhei Numbu of Japan, sets then long jump record at 26' 2.25". [1] November 12 NHL's Maple Leaf Gardens opens in Toronto, Leafs beat Black Hawks 2-1. [1] December 5 Canadian Football League Grey Cup: Montréal AAA beats Regina, 22-0 at Montréal. [1] December 7 Bradman scores 219 New South Wales vs South Africa, 234 minutes, 15 fours. [1] December 9 Baseball cuts squad from 25 to 23 players and National League continues to prohibit uniform numbers. [1] December 19 Bradman scores 112 Australia vs South Africa at cricket SCG. [1] December 25 Albert Lonergan scores 137 South Africa vs Queensland at Adelaide before 5,697. [1] Fleetwood-Smith takes 5-69 Victoria vs Tas at Hobart. [1] December 29 Victoria score 7 for 435 in second innings to beat New South Wales. [1]