Philadelphia Phillies right fielder Sam Thompson led the NL in home runs (18), total bases (352), slugging percentage (.654), and runs batted in (165). He was second in the NL in adjusted OPS+ (176). He was third in the NL in hits (211). He was fourth in the NL in batting average (.392).
Pittsburgh Pirates pitcher Pink Hawley had a win–loss record of 31–22 and led the NL in innings pitched (444.1) and shutouts (4). He was second in the NL in wins (31) and earned run average (3.18). He was third in the NL in strikeouts (142). He was fifth in the NL in adjusted ERA+ (143).
February 27 – Responding to the complaints of senior citizens like Cap Anson, the National League restricts the size of gloves for all fielders, save catchers and first basemen, to 10 ounces, with a maximum circumference of 14 inches around the palm (less than 4½ inches across). The league also rescinds the rule forbidding intentional discoloring of the ball, thus allowing players to dirty the baseball to their satisfaction.
August 16 – Tommy Dowd of the St. Louis Browns hits for the cycle in an 8–5 win over the Louisville Colonels.
September 30 – Washington Senators first baseman Ed Cartwright hits for the cycle against the Boston Beaneaters.