Thomas Sadler may refer to:
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Thomas Vincent Faustus Sadler (1604–1681), Roman Catholic missionary in England and spiritual author
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Thomas Sadler (Unitarian) (1822–1891), English minister
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Thomas William Sadler (1831–1896), U.S. Representative from Alabama
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Thomas Sadler (cricketer) (1892–1973), English cricketer
{{hndis, Sadler, Thomas