Back جون ووكر (كيميائى من المملكه المتحده لبريطانيا العظمى و ايرلاندا) ARZ John Walker (inventor) Catalan John Walker Czech John Walker (Erfinder) German John Walker (inventor) English John Walker (inventor) Spanish جان واکر (مخترع) Persian John Walker French ג'ון ווקר (רוקח) HE John Walker (penemu) ID
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John Walker (Stockton-on-Tees, 19 maggio 1781 – Stockton-on-Tees, 1º maggio 1859) è stato un farmacista e inventore inglese.
Ha accidentalmente inventato il fiammifero mischiando potassio e antimonio, nel 1826.