Blumenkrantz
Blumenkrantz is a German and Ashkenazi Jewish surname meaning "flower-wreath". Notable people with the surname include:

Avrohom Blumenkrantz (1944–2007), American rabbi
Jeff Blumenkrantz (born 1965), American composer

Surnames of Jewish origin
German-language surnames
Yiddish-language surnames
Surnames from ornamental names