This is a list of compositions by the 20th-century Norwegian composer Geirr Tveitt. Since a sizable corpus of his works are lost, and since there are pieces that have been assigned an Opus number, but without names, pieces will be presented here as that.

By Opus number NameOpusInstruments/voices usedNotes Three sonatas for Solo Violin (lost) 1 Solo Violin In and interview for NRK 14 February 1977, Tveittclaims that the first Opus wasn't for piano, but for violin.He mentions that his first Opus was "Two-part Slått for piano"."12 Two-part Inventions for piano" was published and is now known asOp. 1, most likely because it was his first work which was published. 12 Two-part Inventions for piano 2 Piano First published as Op. 1 on Breitkopf & Härtel in 1930. 12 Three-part Inventions for piano (partially lost) 3 Piano All movements but the fifth, Alegretto grazioso, are lost. 12 Four-part Inventions for piano (partially lost) 4 Piano All movements but the third, Presto feroce, are lost. Piano Concerto No. 1 in F major 5 Piano and orchestra 12 Five-part Inventions for piano (lost) 6 Piano 14 Etudes (lost) 7 Piano Prillar 8 Orchestra Fantasy for Cello and Piano (lost) 9 Cello and Piano Concert halling in E lydian and F dorian 10 unknown, possibly Violin Piano Concerto No. 2 in E-Flat major "Hommage á Ravel"?(lost) 11? Piano and orchestra,later version for 2 pianos unknown 12-53 unknown Concerto pour Saxophone et Orchestra (lost) 54 Saxophone and Orchestra unknown 55-80 unknown Baldurs draumar 81 Orchestra unknown 82-90 unknown Baldurs draumar (partially lost) 91 Piano Arrangement of Op. 81 unknown 92-103 unknown Dragaredokko (lost?) 104 Orchestra/piano unknown 105-107 unknown The Ocean 108 Piano unknown 109-125 unknown Piano Concerto No. 3 "Hommage á Brahms (lost) 126 Piano and orchestra Although the work is lost, there is a recording of the piece.Since 2011 there have been plans of reconstructing it. unknown 127-128 unknown Piano Sonata No. 29 129 Piano Piano Concerto No. 4 130 Piano and Orchestra unknown 131 unknown Aeolian Harp 132 Piano Although a recording of Tveitt himself playing the piece exists,it differs radically from the only known, existent autograph score.It is possible that the recording is based on a later versionof this piece which did not survive the fire, sincethe recording was made a few years after the score was completed.If this is true, then the final version of the piece is lost. unknown 133-149 unknown Fifty Folk-Tunes from Hardanger 150 Piano A Hundred Folk Tunes from HardangerSuite No. 1 (1-15) 151Orchestra Partial arrangements of Op. 150 A Hundred Folk Tunes from HardangerSuite No. 2 (16-30) A Hundred Folk Tunes from HardangerSuite No. 3 (31-45) (lost) A Hundred Folk Tunes from HardangerSuite No. 4 (46-60) A Hundred Folk Tunes from HardangerSuite No. 5 (61-75) A Hundred Folk Tunes from HardangerSuite No. 6 (76-100) (lost) unknown 152 unknown Nótt ok Dagr (Night and Day) 153 Bariton and piano unknown 154-155 unknown Piano Concerto No. 5 156 Piano and orchestra unknown 157-162 unknown Concerto No. 1 For Harding Fiddle and Orchestra 163 Harding Fiddle and Orchestra Husguden? 164 unknown unknown 165 unknown 7 Sivlesongs 166 unknown Kjikarten 167 unknown unknown 168-169 unknown Concerto for Harp and Orchestra No. 2 170 Harp and Orchestra unknown 171-182 unknown Symphony No. 1 (Christmas) 183 Orchestra The House God 184 Orchestra unknown 185-186 unknown Nykken 187 Orchestra unknown 188-202 unknown Sinfonietta di soffiatori 203 Orchestra Det gamle kvernhuset 204 Orchestra unknown 205-242 unknown Songs to Poems by Olav H. Hauge 243 Voice and Piano 244-245 Songs to Poems by Aslaug Låstad Lygre 246 Voice and Piano unknown 247-248 unknown Songs to Poems by Knut Horvei 249 Voice and Piano Jeppe 250 Orchestra and soloists Opera unknown 251 unknown Concerto No. 2 for Harding Fiddle (Three Fjords) 252 Harding Fiddle and Orchestra Each movement is based on a fjord in Norway.The Hardangerfjord, Sognefjord and the Nordfjord.

References List of compositions by Tveitt by Opus number. at geirrtveitt.com