Baseball Record
May 2 Honus Wagner steals his way around bases in 1st inning against Cubs
- May 3 35th Kentucky Derby: Vincent Powers on Wintergreen wins in 2:08.2
- May 8 American Albert Raines runs world record marathon (2:46:04.6) in NYC
- May 8 British runner Henry Barrett runs world record marathon (2:42:31) in the Polytechnic Marathon in London
- May 12 34th Preakness: Willie Doyle aboard Effendi wins in 1:39.8
- May 13 First Giro d'Italia takes place in Milan - Italian cyclist Luigi Ganna is the winner
Johnson vs O'Brien
May 19 In his first title defense Jack Johnson fights 'Philadelphia' Jack O'Brien to a no decision in 6 rounds in Philadelphia, Pennsylvania to retain his world heavyweight crown
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