Back ألفرد كيرشهوف Arabic الفرد كيرشهوف ARZ Альфрэд Кірхгоф Byelorussian Alfred Kirchhoff (Geograph) German Alfred Kirchhoff Esperanto Alfred Kirchhoff French Alfred Kirchhoff Italian Кирхгоф, Альфред Russian Alfred Kirchhoff Swedish Alfred Kirchhoff Volapuk
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Alfred Kirchhoff (23 May 1838 in Erfurt – 8 February 1907 in Mockau) was a German geographer and naturalist.