Championships, events, culture, births, and deaths that occurred in 1918.
 Club competitions
 North America
- Further information: Births in 1918
- Further information: Deaths in 1918
 Further Reading
- Jim Leeke: "The Delaware River Shipbuilding League, 1918", in Morris Levin, ed.: From Swampoodle to South Philly: Baseball in Philadelphia and the Delaware Valley, The National Pastime, SABR, 2013, pp. 58-63.