Stier:
German: Stier means "bull"
Elizabeth Fleming Stier, American food scientist & author
Alfons Stier (1877–1952), German composer; (de)
Christoph Stier (born 1941), Lutheran bishop; (de)
Davor Ivo Stier (born 1972), Croatian politician
Ernst Stier (1877–??), German manor owner, politician; (de)
Fridolin Stier (1902–1981), Catholic theologian; (de)
Fritz Stier-Somlo (1873–1932), Hungarian-Austrian lawyer; (de)
Gothart Stier (born 1938), German conductor; (de)
Hans-Martin Stier (born 1950), German actor, singer; (de)
Hubert Stier (1838–1907), German architect; (de)
Marco Stier (born 1984), a German footballer
Rudolf Ewald Stier (1800–1862), a German Protestant churchman, mystic
Norbert Stier (born 1953), German general