Events in Sport
- Apr 2 Mills Committee declares baseball was invented by in 1839 by future American Civil War general Abner Doubleday in Cooperstown, New York; known as 'the Doubleday myth'
- Apr 3 Frank Gotch wins world heavyweight wrestling championship in 2 hrs
- Apr 13 Groundbreaking on Philadelphia's Shibe Park (home of A's & Phillies)
Boxing Title Fight
Apr 18 Tommy Burns KOs Jewy Smith in 5 for heavyweight boxing title

Tommy Burns