Panic of 1893
May 5 Panic of 1893 causes a large crash on the NY Stock Exchange
- May 10 19th Kentucky Derby: Eddie Kunze aboard Lookout wins in 2:39.25
- May 10 Imperial Institute in London opens
1st Bicycle World Record
May 11 Henri Desgrange establishes world's 1st bicycle world record, travelling 35.325 km (21.95 miles) an hour
Jefferson Davis Reburied
May 31 Remains of Jefferson Davis moved from New Orleans and re-interred at Hollywood Cemetery in Richmond, Virginia, per his widow's request
- May 31 Whitcomb Judson of Chicago, patents a hookless fastening (zipper)