Schieffer (): * Bob Lloyd Schieffer (born 1937), an American television journalist * Rudolf Schieffer (1947-2018), German historian * Theodor Schieffer (1910 in Bad Godesberg – 1992 in Bad Godesberg), a German historian * John Thomas "Tom" Schieffer (born 1947), an American diplomat Schiefer is also German for

slate Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. It is the finest grained foliated metamorphic rock. ...

See also