Brentano is a surname. Notable people with the surname include:
Antonie Brentano
August Brentano, bookseller
Bernard von Brentano, novelist
Christian Brentano
Clemens Brentano, poet and novelist, brother of Bettina von Arnim (b. Brentano)
Franz Brentano, philosopher, influenced phenomenology and gestalt psychology
Franz Funck-Brentano, French historian and librarian
Heinrich von Brentano di Tremezzo, politician Christian Democratic Union (Germany)
Lorenzo Brentano, politician
Lujo Brentano, economist, reformer
Marianne Ehrmann-Brentano, novelist
Maximiliane Brentano, befriended Goethe; dedicatee of some of Beethoven's compositions
Robert Brentano, American historian
Theodore Brentano, attorney, judge, and first U. S. ambassador to Hungary, son of Lorenzo
Théophile Funck-Brentano, Luxembourgian-French sociologist