The 1913 Philadelphia Athletics season involved the A's finishing first in the American League with a record of 96 wins and 57 losses. The team then defeated the New York Giants in the 1913 World Series, 4 games to 1. In 2001, baseball historian Bill James ranked the 1913 incarnation of the Athletics' famous "$100,000 infield" as the best of all time in major league history.

The Philadelphia Athletics were a Major League Baseball team that played in Philadelphia from 1901 to 1954, when they moved to Kansas City, Missouri, and became the Kansas City Athletics. Following another move in 1967, the team became the Oakland Athletics. In 2025 the franchise will move temporarily to Sacramento before permanently moving to Las Vegas.