Grotrian

Grotrian may refer to:

People

 * Frederick Brent Grotrian (1838–1905) was an English Member of Parliament
 * Herbert Grotrian (1870–1951), English Member of Parliament
 * Walter Grotrian (1890–1954), German astronomer and astrophysicist

Other uses

 * Grotrian (crater), a lunar crater
 * Grotrian baronets, a title in the Baronetage of the United Kingdom
 * Grotrian diagram, in chemistry
 * Grotrian-Steinweg, a German piano brand known as Grotrian in the U.S.