| 17731 | February 14 | Birth | 1992 – Freddie Highmore, English actor |
| 17732 | February 14 | Birth | 1993 – Shane Harper, American singer-songwriter, guitarist, and actor |
| 17733 | February 14 | Birth | 1994 – Paul Butcher, American actor and singer |
| 17734 | February 14 | Birth | 2002 – Uggie, American acting dog (d. 2015) |
| 17735 | February 14 | Death | 869 – Saint Cyril, Greek bishop, linguist, and scholar (b. 827) |
| 17736 | February 14 | Death | 1229 – Rǫgnvaldr Guðrøðarson, ousted King of the Isles (r. 1187–1226) |
| 17737 | February 14 | Death | 1317 – Margaret of France, Queen of England (b. 1282) |
| 17738 | February 14 | Death | 1400 – Richard II of England (b. 1367) |
| 17739 | February 14 | Death | 1571 – Odet de Coligny, French cardinal (b. 1517) |
| 17740 | February 14 | Death | 1676 – Abraham Bosse, French engraver and illustrator (b. 1602) |
| 17741 | February 14 | Death | 1714 – Maria Luisa of Savoy (b. 1688) |
| 17742 | February 14 | Death | 1737 – Charles Talbot, 1st Baron Talbot, English lawyer and politician Lord Chancellor of Great Britain (b. 1685) |
| 17743 | February 14 | Death | 1744 – John Hadley, English mathematician, invented the octant (b. 1682) |
| 17744 | February 14 | Death | 1779 – James Cook, English captain and explorer (b. 1728) |
| 17745 | February 14 | Death | 1780 – William Blackstone, English jurist and politician (b. 1723) |
| 17746 | February 14 | Death | 1782 – Singu Min, Burmese king (b. 1756) |
| 17747 | February 14 | Death | 1808 – John Dickinson, American lawyer and politician 5th Governor of Delaware (b. 1732) |
| 17748 | February 14 | Death | 1831 – Vicente Guerrero, Mexican general and politician, 2nd President of Mexico (b. 1782) |
| 17749 | February 14 | Death | 1831 – Henry Maudslay, English engineer (b. 1771) |
| 17750 | February 14 | Death | 1870 – St. John Richardson Liddell, American general (b. 1815) |
| 17751 | February 14 | Death | 1881 – Fernando Wood, American politician, 73rd Mayor of New York City (b. 1812) |
| 17752 | February 14 | Death | 1884 – Alice Hathaway Lee Roosevelt, American wife of Theodore Roosevelt (b. 1861) |
| 17753 | February 14 | Death | 1885 – Jules Vallès, French journalist and author (b. 1832) |
| 17754 | February 14 | Death | 1891 – William Tecumseh Sherman, American general (b. 1820) |
| 17755 | February 14 | Death | 1894 – Eugène Charles Catalan, Belgian-French mathematician and academic (b. 1814) |
| 17756 | February 14 | Death | 1910 – Giovanni Passannante, Italian anarchist (b. 1849) |
| 17757 | February 14 | Death | 1919 – Pál Luthár, Slovene-Lutheran organist, author, and educator (b. 1839) |
| 17758 | February 14 | Death | 1922 – Heikki Ritavuori, Finnish politician (b. 1880) |
| 17759 | February 14 | Death | 1929 – Thomas Burke, American sprinter, coach, and lawyer (b. 1875) |
| 17760 | February 14 | Death | 1929 – Frank Gusenberg, American gangster (b. 1892) |