|Centuries:||17th century – 18th century – 19th century|
|Decades:||1700s 1710s 1720s – 1730s – 1740s 1750s 1760s|
|Years:||1730 1731 1732 – 1733 – 1734 1735 1736|
|1733 by topic:|
|Arts and Sciences|
|Archaeology – Architecture – Art – Literature (Poetry) – Music – Science|
|Canada – Great Britain –|
|Lists of leaders|
|Colonial governors – State leaders|
|Birth and death categories|
|Births – Deaths|
|Establishments and disestablishments categories|
|Establishments – Disestablishments|
|Ab urbe condita||2486|
|British Regnal year||6 Geo. 2 – 7 Geo. 2|
|Chinese calendar||壬子年 (Water Rat)
4429 or 4369
— to —
癸丑年 (Water Ox)
4430 or 4370
|- Vikram Samvat||1789–1790|
|- Shaka Samvat||1655–1656|
|- Kali Yuga||4834–4835|
|Japanese calendar||Kyōhō 18
|Julian calendar||Gregorian minus 11 days|
|Minguo calendar||179 before ROC
|Thai solar calendar||2275–2276|
|Wikimedia Commons has media related to 1733.|
Year 1733 (MDCCXXXIII) was a common year starting on Thursday (link will display the full calendar) of the Gregorian calendar and a common year starting on Monday of the 11-day slower Julian calendar.
1733 - Uliastai, Zavkhan in Mongolia was established.
- February 12 – British colonist James Oglethorpe founds Savannah, Georgia.
- March – Molasses Act passed by Parliament of Great Britain, which aided in the negative opinions of the British by American Colonists.
- April – Royal Colony of North Carolina Commissioners John Watson, Joshua Grainger, Michael Higgins and James Wimble plan the town of New Carthage (which would eventually become Wilmington, North Carolina on the east side of the Cape Fear River).
- 1 May – canton system is first introduced in Prussia
- May 29 – The right of Canadians to keep Indian slaves is upheld at Quebec.
- July 30 – The first Freemasons lodge opens in what will become the United States of America.
- October 5 – The election of Augustus III to succeed his father as King of Poland sparks the War of the Polish Succession.
- November 23 – 1733 slave insurrection on St. John begins: Slaves from Akwamu rebel against owners in the Danish West Indies.
- January 3 (N.S.) – Richard Arkwright, English businessman and inventor, invented the Water frame (d. 1792)
- January 22 – Philip Carteret, British Naval Officer (d. 1796)
- March 13 – Joseph Priestley, English scientist and minister (d. 1804)
- May 4 – Jean-Charles de Borda, French mathematician, physicist, political scientist, and sailor (d. 1799)
- July 27 – Jeremiah Dixon, English surveyor and astronomer (d. 1779)
- September 5 – Christoph Martin Wieland, German poet and writer (d. 1813)
- September 18 – George Read, American lawyer and signer of the Declaration of Independence (d. 1798)
- October 14 – François Sebastien Charles Joseph de Croix, Count of Clerfayt, Austrian field marshal (d. 1798)
- November 16 – Siraj ud-Daulah, the last independent ruler of Bengal of undivided India (d. 1757)
- January 25 – Gilbert Heathcote, Mayor of London (b. 1652)
- January 27 – Thomas Woolston, English theologian (b. 1668)
- February 1 – King August II of Poland (b. 1670)
- March 4 – Claude de Forbin, French naval commander (b. 1656)
- April 19 – Elizabeth Villiers, mistress of William III of England (b. 1657)
- May 10 – Barton Booth, English actor (b. 1681)
- May 18 – Georg Böhm, German organist (b. 1661)
- August 16 – Matthew Tindal, English deist (b. 1657)
- June 23 – Johann Jakob Scheuchzer, Swiss scholar (b. 1672)
- September 12 – François Couperin, French composer (b. 1668)
- October 25 – Giovanni Gerolamo Saccheri, Italian mathematician (b. 1667)
- October 31 – Eberhard Ludwig, Duke of Württemberg, (b. 1676)