Philadelphia Athletics may refer to:

• Oakland Athletics, previously known as the "Kansas City Athletics" (1955-1967) and the "Philadelphia Athletics" (1901-1954)
• Philadelphia Athletics (1860–1876), played in the National Association from 1871 through 1875, and in the National League in 1876
• Philadelphia Athletics (American Association), a team that played in the American Association from 1882 through 1890
• Philadelphia Quakers/Athletics (PL/AA), played in the American Association in 1891
• Philadelphia Athletics (NFL), played in the 1902's "National Football League"

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