| Date | Person | Description |
|---|---|---|
| 1553 | Baldi, Bernardino | Born |
| 1617 | Baldi, Bernardino | Died |
| 1582 | Baliani, Giovanni Battista | Born |
| 1666 | Baliani, Giovanni Battista | Died |
| 1507 | Barozzi, Giacomo | Born |
| 1573 | Barozzi, Giacomo | Died |
| 1675 | Pope Benedict XIV | Born |
| 1785 | Pope Benedict XIV | Died |
| 1742 | von Born, Ignaz | Born |
| 1791 | von Born, Ignaz | Died |
| 1730 | Bossut, Charles | Born |
| 1814 | Bossut, Charles | Died |
| 1605 | Boulliau, Ismaël | Born |
| 1694 | Boulliau, Ismaël | Died |
| 1546 | Brahe, Tycho | Born |
| 1601 | Brahe, Tycho | Died |
| 1714 | Cassini de Thury, César-François | Born |
| 1784 | Cassini de Thury, César-François | Died |
| 1625 | Cassini, Giovanni Domenico | Born |
| 1712 | Cassini, Giovanni Domenico | Died |