Wanamaker may refer to:

• Brad Wanamaker (born 1989), American basketball player
• Elizabeth Wanamaker (1911–1958), American civil rights activist
• John Wanamaker (1838–1922), American merchant, founder of Wanamaker's Department Store, considered by some to be the father of modern advertising
• Madeleine Wanamaker (born 1995), American rower
• Reuben Melville Wanamaker (1866–1924), American judge from Ohio Supreme
• Rick Wanamaker (born 1948), American athlete and basketball player
• Rodman Wanamaker (1863–1928), donor of the Wanamaker Trophy, son of John
• Sam Wanamaker (1919–1993), American actor and movie director, founder of Shakespeare's Globe Theatre in London
• Zoë Wanamaker (born 1949), American-British actress; daughter of Sam

• Wanamaker, Indiana, a community of Indianapolis, US
• Wanamaker, Pennsylvania, a rural community in Lehigh County, US
• Wanamaker, South Dakota, a ghost town

• Wanamaker's, one of the first US department stores, founded in 1861
• The Wanamaker Organ, the world's largest operational pipe organ
• Wanamaker, Kempton & Southern, a railroad with a terminal at Wanamaker, Pennsylvania
• Wanamaker Mile, an annual mile-long race held in Madison Square Garden
• Wanamaker Trophy, the trophy awarded to the winner of the PGA Championship

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