- Margherita Bagni (1902–1960)
- Paola Barale (born 1967)
- Paola Barbara (1912–1989)
- Isa Barzizza (born 1929)
- Agostina Belli (born 1947)
- Monica Bellucci (born 1964)
- Maria Antonietta Beluzzi (1930–1997)
- Vittoria Belvedere (born 1972)
- Femi Benussi (born 1945) (born in Rovinj in modern Croatia; at the time the Italian city of Rovigno)
- Marina Berti (1924–2002)
- Francesca Bertini (1892–1985)
- Laura Betti (1927–2004)
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- Daniela Bianchi (born 1942)
- Erika Blanc (born 1942)
- Caterina Boratto (born 1915)
- Paola Borboni (1900–1995)
- Lyda Borelli (1884–1959)
- Lucia Bosé (born 1931)
- Liù Bosisio (born 1936)
- Barbara Bouchet (born 1943) (Czech actress raised in the United States; mostly working in Italian films)
- Nicoletta Braschi (born 1960)
- Valeria Bruni Tedeschi (born 1964)
- Maria Grazia Buccella (born 1940)
- Margherita Buy (born 1962)
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