There are 104 symphonies by the Classical composer Joseph Haydn on which numbers are now generally agreed upon. These numbers correspond to the ones given in Anthony van Hoboken's catalogue of all his works. It is generally thought that this numbering system does not reflect the actual order of composition very well, but the system is now almost universally used (other systems have been used in the past). These works are:

  • Symphony No. 1
  • Symphony No. 2
  • Symphony No. 3
  • Symphony No. 4
  • Symphony No. 5
  • Symphony No. 6, Le Matin
  • Symphony No. 7, Le Midi
  • Symphony No. 8, Le Soir
  • Symphony No. 9
  • Symphony No. 10
  • Symphony No. 11
  • Symphony No. 12
  • Symphony No. 13
  • Symphony No. 14
  • Symphony No. 15
  • Symphony No. 16
  • Symphony No. 17
  • Symphony No. 18
  • Symphony No. 19
  • Symphony No. 20
  • Symphony No. 21
  • Symphony No. 22, Philosopher
  • Symphony No. 23
  • Symphony No. 24
  • Symphony No. 25
  • Symphony No. 26, Lamentazione
  • Symphony No. 27
  • Symphony No. 28
  • Symphony No. 29
  • Symphony No. 30, Alleluia
  • Symphony No. 31, Hornsignal
  • Symphony No. 32
  • Symphony No. 33
  • Symphony No. 34
  • Symphony No. 35
  • Symphony No. 36
  • Symphony No. 37
  • Symphony No. 38
  • Symphony No. 39
  • Symphony No. 40
  • Symphony No. 41
  • Symphony No. 42
  • Symphony No. 43, Mercury
  • Symphony No. 44, Trauer
  • Symphony No. 45, Farewell
  • Symphony No. 46
  • Symphony No. 47, The Palindrome
  • Symphony No. 48, Maria Theresa
  • Symphony No. 49, La Passione
  • Symphony No. 50
  • Symphony No. 51
  • Symphony No. 52
  • Symphony No. 53, L'impériale
  • Symphony No. 54
  • Symphony No. 55, The Schoolmaster
  • Symphony No. 56
  • Symphony No. 57
  • Symphony No. 58
  • Symphony No. 59, Feuer
  • Symphony No. 60, Il distratto
  • Symphony No. 61
  • Symphony No. 62
  • Symphony No. 63, La Roxelane
  • Symphony No. 64, Tempora Mutantur
  • Symphony No. 65
  • Symphony No. 66
  • Symphony No. 67
  • Symphony No. 68
  • Symphony No. 69, Laudon
  • Symphony No. 70
  • Symphony No. 71
  • Symphony No. 72
  • Symphony No. 73, La Chasse
  • Symphony No. 74
  • Symphony No. 75
  • Symphony No. 76
  • Symphony No. 77
  • Symphony No. 78
  • Symphony No. 79
  • Symphony No. 80
  • Symphony No. 81
  • Symphony No. 82, The Bear
  • Symphony No. 83, The Hen
  • Symphony No. 84, In Nomine Domini
  • Symphony No. 85, Le Reine
  • Symphony No. 86
  • Symphony No. 87
  • Symphony No. 88
  • Symphony No. 89
  • Symphony No. 90
  • Symphony No. 91
  • Symphony No. 92, Oxford
  • Symphony No. 93
  • Symphony No. 94, The Surprise
  • Symphony No. 95
  • Symphony No. 96, The Miracle
  • Symphony No. 97
  • Symphony No. 98
  • Symphony No. 99
  • Symphony No. 100, ''Military'\'
  • Symphony No. 101, The Clock
  • Symphony No. 102
  • Symphony No. 103, Drumroll
  • Symphony No. 104, London

Hoboken also includes four other works he calls "symphonies":

  • Symphony No. 105, better known as the Sinfonia Concertante
  • Symphony No. 106, for which only one part has survived
  • Symphony No. 107, often known not by a number but by the letter A
  • Symphony No. 108, often known not by a number but by the letter B

It should be noted that No. 105 is not really a symphony, but a symphonie concertante (that is, a concerto-like work with more than one solo instrument, in this case four), and as No. 106 has not survived to the present day, the number of symphonies by Haydn is usually reckoned to be 106.