|1095 by topic|
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|Births – Deaths|
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|Establishments – Disestablishments|
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- March – Byzantine emperor Alexius I Comnenus sends ambassadors to Pope Urban II, at the Council of Piacenza, to discuss sending mercenaries against the Seljuk Turks.
- July – Coloman begins to establish himself as King of Hungary, following the death of his father.
- August 5 – The Valence Cathedral is consecrated in Valence, France.
- November 19 – The Council of Clermont begins. The council is called by Pope Urban II to discuss sending the First Crusade to the Holy Land.
- November 27 – Pope Urban II preaches the First Crusade at the Council of Clermont; Peter the Hermit begins to preach throughout France.
- Overpopulation in France, according to Pope Urban II.
- November 28 – On the last day of the Council of Clermont, Pope Urban II appoints Bishop Adhemar of Le Puy and Count Raymond IV of Toulouse, to lead the First Crusade to the Holy Land.
- The Cumans invade Thrace, to support the pretender Constantine Diogenes.
- The Second County of Portugal is established for the second time, by Count Henry of Burgundy. The same year, the Almoravids start pushing back the Christians to the positions they occupied a decade earlier. This offensive begins with the reconquest of Lisbon, which had been given away to Castile four years before.
- Pembroke Castle is built in Wales.
- July 4 – Usama ibn Munqidh, Muslim chronicler (d. 1188)
- December 22 – Roger II of Sicily (d. 1154)
- date unknown
- January 20 – Wulfstan, Bishop of Worcester
- June 18 – Sophia of Hungary (b. c. 1050)
- June 26 – Robert, Bishop of Hereford
- July 29 – King Ladislaus I of Hungary
- August 18 – King Olaf I of Denmark
- October 12 – Margrave Leopold II of Austria
- Shen Kuo, polymath Chinese scientist of Song Dynasty China
- Joan of Geneva, countess consort of Savoy