Mockler is a surname. Notable people with the surname include:
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John Mockler (politician) (1941–2015), American state official in California
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John Mockler (hurler) (1866–?), Irish hurler
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Percy Paul Mockler (born 1949), Canadian Senator and former New Brunswick MLA
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Bob Mockler (1886–1966), Irish sportsperson
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Frank Mockler (1909–1993), 47th Governor of American Samoa
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E. Jayne Mockler (born 1957), American Democratic member of the Wyoming Senate
