Events

• Johann Sebastian Bach examines the organ at the Johanniskirche, Leipzig
• March 23 English premiere of Handel's Messiah in London
• 1743–1746 Bach revises his St Matthew Passion (two organs used again, but Viola da gamba still retained; Recitatives revised so that now only the vox Christi recitatives have sustained Continuo parts). No evidence of version being performed (version we know today).

Classical music

• George Frideric Handel
• Samson (oratorio)
• Semele (oratorio)

Opera

• Bernard de Bury Les Caract res de la folie
• Baldassare Galuppi Enrico

Births

• February 19 Luigi Boccherini, composer (died 1805)
• May 21 Fran ois Duval, dancer
• July 6 (probable) Valentin Adamberger, operatic tenor (died 1804)
• September 30 Christian Ehregott Weinlig, cantor and composer (died 1813)
• October 5 Giuseppe Gazzaniga, composer (died 1818)
• October 10 Marie-Madeleine Guimard, ballerina (died 1816)

Deaths

• February 1 Giuseppe Ottavio Pitoni (born 1657)
• February 6 Toussaint Bertin de la Dou , composer (born 1680)
• February 7 Lodovico Giustini, composer (born 1685)
• March 16 Jean-Baptiste Matho, composer (born 1663)
• July 12 Johann Bernhard Bach (the younger), organist and composer (born 1700)
• September 14 Georg von Bertouch, composer (born 1668)

mk:1743 pl:1743 w muzyce pt:1743 na m sica