Zaher () is a surname. Notable people with the surname include:
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Ahmed Zaher (born 1989), Egyptian trap shooter
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Hamed Shami Zaher (born 1984), Qatari footballer
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Hamid Zaher (born 1974), Canadian-based Afghan writer and gay rights activist
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Ibrahim Zaher (born 1982), Egyptian water polo player
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Islam Zaher (born 1972), Egyptian artist
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Julia Zaher, Israeli Arab businessperson, philanthropist, and schoolteacher
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Mike Zaher (born 1985), American footballer
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