| Alastair Borthwick | British journalist | 1913–2003 |
| Bion of Borysthenes | ancient greek philosopher | -325–-246 BC |
| Eugene N. Borza | American historian | 1935 |
| Johannes Bosboom | Dutch painter | 1817–1891 |
| Robert Bosch | German industrialist, invento… | 1861–1942 |
| John Bosco | Italian Roman Catholic priest… | 1815–1888 |
| Roger Joseph Boscovich | Croat-Italian physicist | 1711–1787 |
| Jagadish Chandra Bose | Bengali polymath, physicist, … | 1858–1937 |
| Rahul Bose | Indian actor | 1967 |
| Subhas Chandra Bose | Indian nationalist leader and… | 1897–1945 |
| Chadwick Boseman | American actor | 1976–2020 |
| Pierre Bosquet | Marshal of France | 1810–1861 |
| Marie Bilders-van Bosse | painter from the Netherlands | 1837–1900 |
| Larry Bossidy | American businessman | 1935 |
| David Bossie | American political activist | 1965 |
| Jacques-Bénigne Bossuet | French bishop and theologian | 1627–1704 |
| Andrew Bostom | American writer | 1900 |
| Thomas Boston | Scottish church leader, theol… | 1676–1732 |
| Nick Bostrom | Swedish philosopher | 1973 |
| James Boswell | Scottish lawyer, diarist and … | 1740–1795 |
| Shmuley Boteach | American Orthodox rabbi and w… | 1966 |
| Ana Botella | Spanish politician | 1953 |
| Fernando Botero | Colombian artist | 1932–2023 |
| Javier Botet | Spanish actor | 1977 |
| Pik Botha | South African politician | 1932–2018 |
| P. W. Botha | South African prime minister | 1916–2006 |
| Anne Lynch Botta | writer, poet, socialite | 1815–1891 |
| Horatio Bottomley | English financier, journalist… | 1860–1933 |
| David Bottoms | American writer | 1949 |
| Alain de Botton | Swiss writer | 1969 |
| Mikhail Botvinnik | Soviet chess player | 1911–1995 |
| Dalil Boubakeur | | 1940 |
| Édouard Boubat | French photographer | 1923–1999 |
| Jonathan Boucher | English minister | 1738–1804 |
| Edward Bouchet | African American academic | 1852–1918 |
| Dion Boucicault | Irish actor and dramatist | 1820–1890 |
| Eugène Boudin | French painter | 1824–1898 |
| William-Adolphe Bouguereau | French painter | 1825–1905 |
| Jamelle Bouie | American columnist and politi… | 1987 |
| Anatoli Boukreev | Russian mountain climber | 1958–1997 |
| Kenneth E. Boulding | British-American economist | 1910–1993 |
| Pierre Boulez | French composer, conductor, w… | 1925–2016 |
| Michael Boulter | British paleobiologist | 1942 |
| Marjorie Boulton | British writer | 1924–2017 |
| Matthew Boulton | English industrialist, busine… | 1728–1809 |
| Houari Boumédiène | Huari Bumedien | 1932–1978 |
| Edward McKendree Bounds | clergyman of the Methodist Ep… | 1835–1913 |
| Henri Bourassa | Canadian politician | 1868–1952 |
| Anthony Bourdain | Chef and food writer | 1956–2018 |
| Louis Bourdaloue | French serman writer | 1632–1704 |
| Pierre Bourdieu | French sociologist, anthropol… | 1930–2002 |
| Francis William Bourdillon | British poet | 1852–1921 |
| Dominique Bourg | French philosopher, specialis… | 1953 |
| Pierre Bourgault | Canadian politician | 1934–2003 |
| Louise Bourgeois | American and French sculptor | 1911–2010 |
| Marguerite Bourgeoys | French colonist and foundress | 1620–1700 |
| Paul Bourget | French writer | 1852–1935 |
| Philippe Bourgois | American anthropologist | 1956 |
| Habib Bourguiba | Tunisian politician | 1903–2000 |
| Randolph Bourne | American writer | 1886–1918 |
| Louise Bours | British politician | 1968 |
| Raphael Bousso | American physicist | 1971 |
| Sofia Boutella | Algerian dancer and actress | 1982 |
| Jim Bouton | American baseball player, wri… | 1939–2019 |
| Boutros Boutros-Ghali | 6th Secretary-General of the … | 1922–2016 |
| Nicolas Bouvier | Swiss writer, artist and trav… | 1929–1998 |
| Pierre Bouvier | Canadian musician | 1979 |
| Ben Bova | American science fiction and … | 1932 |
| James Bovard | American journalist | 1956 |
| Christian Nestell Bovee | American writer | 1820–1904 |
| Charles Bowen | English judge | 1835–1894 |
| Elizabeth Bowen | Irish writer | 1899–1973 |
| Rhys Bowen | British writer of children's … | 1941 |
| Marvin Bower | American business theorist | 1903–2003 |
| Elizabeth Bowes-Lyon | Queen consort of King George … | 1900–2002 |
| David Bowie | British musician, actor, reco… | 1947–2016 |
| Tim Bowler | English children's writer | 1953 |
| Chester Bowles | American politician | 1901–1986 |
| Paul Bowles | American composer, writer, tr… | 1910–1999 |
| Ralston Bowles | American musician | 1952 |
| Samuel Bowles | American economist | 1939 |
| William Lisle Bowles | English priest, poet and crit… | 1762–1850 |
| Hetty Bowman | | 1838–1872 |
| Isa Bowman | British actress | 1874–1958 |
| Karl Bowman | American psychiatric research… | 1888–1973 |
| John Bowring | 4th Governor of Hong Kong | 1792–1872 |
| George E. P. Box | British statistician | 1919–2013 |
| Barbara Boxer | American politician | 1940 |
| Richard Boyatzis | American business theorist | 1946 |
| Geoff Boycott | cricket player of England | 1940 |
| Andrew Kennedy Hutchison Boyd | British writer and minister | 1825–1899 |
| Brandon Boyd | American rock singer, writer … | 1976 |
| Gregory A. Boyd | American theologian and pastor | 1957 |
| Linn Boyd | American politician | 1800–1859 |
| Stowe Boyd | information technologist | 1953 |
| William Boyd | British writer | 1952 |
| Amanda Boyden | American writer | |
| Joseph Boyden | Canadian writer | 1966 |
| John Boyega | British Nigerian actor | 1992 |
| Carl B. Boyer | American mathematician | 1906–1976 |
