Battles on 23 January

11 battles fought (or begun) on 23 January, from 1641 to 1968, in date order. Dates are from Wikidata and are shown only for battles from 1600 onwards with a single exact date. Dates recorded in the Julian (Old Style) calendar are listed under their Julian day and marked.

Which battles happened on 23 January?

The best-known battles on this day (by number of Wikipedia language editions) are Siege of Breslau (1945), Battle of Balikpapan (1942) (1942), Battle of Spion Kop (1900).

• Battle of Martorell (1641) 23 January 1641Spain · Thirty Years' War
• Battle of Leeds 23 January 1643England · First English Civil War
• Capture of the Dutch fleet at Den Helder 23 January 1795Netherlands · War of the First Coalition
• Marias Massacre 23 January 1870United States
• Battle of Spion Kop 23 January 1900 – 24 January 1900South Africa · Second Boer War
• Battle of Rafajlowa 23 January 1915 – 24 January 1915Ukraine · World War I
• Capture of Wejh 23 January 1917 – 24 January 1917Saudi Arabia · Arab Revolt
• Battle of Balikpapan (1942) 23 January 1942 – 24 January 1942Indonesia · Pacific War
• Kholm Pocket 23 January 1942 – 5 May 1942Russia · Eastern Front
• Siege of Breslau 23 January 1945 – 6 May 1945Poland · Eastern Front
• Battle of Ban Houei Sane 23 January 1968 – 24 January 1968Laos · Vietnam War