Year 1119 (MCXIX) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.
June 28 – Battle of Ager Sanguinis: Ilghazi, the ruler of Aleppo, wipes out a Crusader army from the Principality of Antioch.
August 14 – Battle of Hab: Baldwin II of Jerusalem's Crusaders defeat Ilghazi's army, saving Antioch.
August 20 – Battle of Bremule: Henry I of England routs Louis VI.
September 19 – Severe earthquake in Gloucestershire & Warwickshire, England.
Robert Bruce, 1st Lord of Cleveland and Annandale, grants and confirms the church of St. Hilda of Middleburg (Middlesbrough) to Whitby.
February 2 – Pope Callixtus II succeeds Pope Gelasius II as the 162nd pope.
Knights Templar Founded by Hugh de Payns.
Councils of Toulouse and Reims.
The archbishop of Tarragona, Oleguer Bonestruga, very successfully preaches a Crusade against the Moors in Catalonia.
In Toulouse, condemnation by the Church of the Petrobrusian heresy.
In his Pingzhou Table Talks published in this year, the Song Dynasty Chinese author Zhu Yu writes of the earliest known use of separate hull compartments in ships.
Zhu Yu's book is the first to report the use of a magnetic compass for navigation at sea, although the first actual description of the magnetic compass is by another Chinese writer Shen Kuo in his Dream Pool Essays published in 1088.
February 28 – Emperor Xizong of Jin, third ruler of the Jurchen Jin Dynasty (d. 1150)
July 7 – Emperor Sutoku of Japan (d. 1164)
Matthias I, Duke of Lorraine (d. 1176)
January 29 – Pope Gelasius II
July 17 – Baldwin VII, Count of Flanders
Muirchertach Ua Briain, High King of Ireland* Alan IV, Duke of Brittany
Roger of Salerno, regent of Antioch
Henry de Beaumont, 1st Earl of Warwick
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