| A London Overture | Philharmonia Orchestra, Owain Arwel Hughes | | | 13:03 | |
| A London Symphony (no. 2): 3rd Movement | Philharmonia Orchestra, Owain Arwel Hughes | | | 8:39 | |
| A London Symphony: II. | Philharmonia Orchestra, Owain Arwel Hughes | | | 13:25 | |
| A Somerset Rhapsody, op. 21 | Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 10:33 | |
| A Song Before Sunrise | Philharmonia Orchestra, Owain Arwel Hughes | | | 6:26 | |
| A Song of Summer | Philharmonia Orchestra, Owain Arwel Hughes | | | 11:29 | |
| A Walk to Paradise Garden | Philharmonia Orchestra, Owain Arwel Hughes | | | 12:10 | |
| Aberfan | Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 6:58 | |
| Abide With Me | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| Air from Suite No. 3 in D major, BMV 1068 | Hallé Orchestra, Owain Arwel Hughes | | | 4:47 | |
| Air from Suite No.3 in D BWV 1068 | Hallé Orchestra, Owain Arwel Hughes | | | 4:47 | |
| Air on a G String, Suite #3 in D, BWV 1068 | Hallé Orchestra, Owain Arwel Hughes | | | 4:46 | |
| Aladdin | Aalborg Symfoniorkester, Owain Arwel Hughes | | | 10:12 | |
| Andante cantabile | Hallé Orchestra, Owain Arwel Hughes | | | 4:47 | |
| Angels From the Realms of Glory (Smart) | The Huddersfield Choral Society, Owain Arwel Hughes | | | 3:06 | |
| Anvil Chorus (from Il trovatore) | World Choir, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 3:17 | |
| Arwelfa | World Choir, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 4:18 | |
| Away in a Manger | The Huddersfield Choral Society, Owain Arwel Hughes | | | 2:50 | |
| Badinere from Suite No. 2 in B minor, BMV 1067 | Roger Rostron, Hallé Orchestra, Owain Arwel Hughes | | | 1:42 | |
| Ballet Music from Act 3 of the Opera "Aladdin" | Aalborg Symfoniorkester, Owain Arwel Hughes | | | 7:17 | |
| Brigg Fair - An English Rhapsody | Philharmonia Orchestra, Owain Arwel Hughes | | | 17:33 | |
| Capriol Suite: I. Basse-Danse | Camerata Wales, Owain Arwel Hughes | | | 1:31 | |
| Capriol Suite: II. Pavane | Camerata Wales, Owain Arwel Hughes | | | 2:06 | |
| Capriol Suite: III. Tordion | Camerata Wales, Owain Arwel Hughes | | | 1:03 | |
| Capriol Suite: IV. Bransles | Camerata Wales, Owain Arwel Hughes | | | 2:03 | |
| Capriol Suite: V. Pieds-en-l’air | Camerata Wales, Owain Arwel Hughes | | | 2:26 | |
| Capriol Suite: VI. Mattachins | Camerata Wales, Owain Arwel Hughes | | | 0:58 | |
| Carnival of the Animals (excerpt) | Royal Philharmonic Orchestra, Owain Arwel Hughes, Anthony Goldstone, Ian Brown | | | 8:06 | |
| Carnival of the Animals: Cocks and Hens | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 0:53 | |
| Carnival of the Animals: Fossils | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 1:16 | |
| Carnival of the Animals: Introduction and Royal March | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 2:06 | |
| Carnival of the Animals: Kangaroos | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 0:58 | |
| Carnival of the Animals: Personages With Long Ears | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 0:47 | |
| Carnival of the Animals: Pianists | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 1:11 | |
| Carnival of the Animals: The Aquarium | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 2:24 | |
| Carnival of the Animals: The Aquarium | Members of the RPO, Owain Arwel Hughes | | | 2:25 | |
| Carnival of the Animals: The Aviary | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 1:06 | |
| Carnival of the Animals: The Cuckoo in the Wood | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 2:07 | |
| Carnival of the Animals: The Elephant | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 1:27 | |
| Carnival of the Animals: The Finale | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 1:53 | |
| Carnival of the Animals: The Swan | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 2:59 | |
| Carnival of the Animals: Tortoises | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 2:07 | |
| Carnival of the Animals: Wild Asses | Ian Brown, Anthony Goldstone, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 0:37 | |
| Cavalleria Rusticana: Easter Hymn | Pamela Coburn, Hallé Choir, Hallé Orchestra, Owain Arwel Hughes | | | 6:06 | |
| Chanson de Matin, op. 15 | Hallé Orchestra, Owain Arwel Hughes | | | 3:51 | |
| Chanson de nuit, op. 15 | Hallé Orchestra, Owain Arwel Hughes | | | 4:07 | |
| Christ the Lord Is Risen Today! | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| Christians Awake, Salute the Happy Morn | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| City of God, How Broad and Far | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| Cockaigne (In London Town) - Overture, Opus 40 | Philharmonia Orchestra, Owain Arwel Hughes | | | 16:40 | |
| Cockaigne (In London Town), Concert Overture, op. 40 | Philharmonia Orchestra, Owain Arwel Hughes | | | 16:33 | |
| Concerto for Flute and Orchestra no. 1, op. 126, M. 279: I. Allegro con spirito | Manuela Wiesler, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 6:13 | |
| Concerto for Flute and Orchestra no. 1, op. 126, M. 279: II. Andante tranquillo | Manuela Wiesler, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 7:19 | |
| Concerto for Flute and Orchestra no. 1, op. 126, M. 279: III. Poco lento - Allegro - Più allegro | Manuela Wiesler, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 9:09 | |
| Concerto for Flute and Orchestra no. 1, op. 147, M. 307: I. Allegro giusto | Manuela Wiesler, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 7:15 | |
| Concerto for Flute and Orchestra no. 1, op. 147, M. 307: II. Andante devozione | Manuela Wiesler, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 5:55 | |
| Concerto for Flute and Orchestra no. 1, op. 147, M. 307: III. Allegro con brio - Cadenza - Stretta | Manuela Wiesler, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 6:33 | |
| Concerto for Recorder, Strings, Celesta and Vibraphone, op. 122, M. 276: I. Allegro innocente | Dan Laurin, Anne Bisgaard, Jesper Mikkelsen, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 5:13 | |
| Concerto for Recorder, Strings, Celesta and Vibraphone, op. 122, M. 276: II. Andante e quieto | Dan Laurin, Anne Bisgaard, Jesper Mikkelsen, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 6:48 | |
| Concerto for Recorder, Strings, Celesta and Vibraphone, op. 122, M. 276: III. Allegro giocoso - Meno mosso - A tempo - Poco stretto | Dan Laurin, Anne Bisgaard, Jesper Mikkelsen, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 6:11 | |
| Concerto for Tuba and Orchestra, op. 127: Tempo giusto | Jens Bjørn-Larsen, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 16:54 | |
| Concerto Grosso no. 1: I. Preludio. Andante | Cape Philharmonic Orchestra, Owain Arwel Hughes, Sharon Bezaly, Christopher Cowie, Grant Brasler, Albert Combrink | | | 4:49 | |
| Concerto Grosso no. 1: II. Toccata. Allegro | Cape Philharmonic Orchestra, Owain Arwel Hughes, Sharon Bezaly, Christopher Cowie, Grant Brasler, Albert Combrink | | | 4:34 | |
| Concerto Grosso no. 1: III. Recitativo. Lento | Cape Philharmonic Orchestra, Owain Arwel Hughes, Sharon Bezaly, Christopher Cowie, Grant Brasler, Albert Combrink | | | 6:40 | |
| Concerto Grosso no. 1: IV. Cadenza | Cape Philharmonic Orchestra, Owain Arwel Hughes, Sharon Bezaly, Christopher Cowie, Grant Brasler, Albert Combrink | | | 2:11 | |
| Concerto Grosso no. 1: V. Rondo. Agitato | Cape Philharmonic Orchestra, Owain Arwel Hughes, Sharon Bezaly, Christopher Cowie, Grant Brasler, Albert Combrink | | | 6:45 | |
| Concerto Grosso no. 1: VI. Postludio. Andante | Cape Philharmonic Orchestra, Owain Arwel Hughes, Sharon Bezaly, Christopher Cowie, Grant Brasler, Albert Combrink | | | 2:30 | |
| Concerto no. 3 for Clarinet and Orchestra, op. 21: I. Allegro non troppo | Martin Fröst, Aalborg Symfoniorkester, Owain Arwel Hughes | | | 11:02 | |
| Concerto no. 3 for Clarinet and Orchestra, op. 21: II. Allegro giocoso | Martin Fröst, Aalborg Symfoniorkester, Owain Arwel Hughes | | | 5:54 | |
| Concerto no. 11, op. 44: I. Largo - Allegro con forza - Largo | Håkan Hardenberger, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 8:00 | |
| Concerto no. 11, op. 44: II. Poco lento | Håkan Hardenberger, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 2:08 | |
| Concerto no. 11, op. 44: III. Allegretto, ma vivace | Håkan Hardenberger, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 5:58 | |
| Concerto no. 12, op. 52: Allegro moderato | Christian Lindberg, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 5:32 | |
| Concerto no. 12, op. 52: Allegro molto | Christian Lindberg, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 5:54 | |
| Concerto no. 12, op. 52: Andante tranquillo | Christian Lindberg, Aalborg Symphony Orchestra, Owain Arwel Hughes | | | 3:02 | |
| Crown Him With Many Crowns | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| Dafydd Garreg Wen | Oliver Sammons, Catrin Finch, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 3:37 | |
| Deus Salutis | World Choir, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 3:23 | |
| Dewi Sant: And on that Sunday stood David at the altar (Tenor) | Martyn Hill, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 13:26 | |
| Dewi Sant: Boia, my son, O why wilt thou so mock thy God (Baritone) | David Wilson‐Johnson, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 10:09 | |
| Dewi Sant: Come hither, David, to light and glory (Semi-Chorus) | BBC Welsh Chorus, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 7:05 | |
| Dewi Sant: From Sunday to Wednesday (Tenor) | Martyn Hill, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 7:24 | |
| Dewi Sant: Kyrie eleison (Tenor) | Martyn Hill, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 10:52 | |
| Dewi Sant: Praise the Lord for all his Saints (Chorus) | BBC Welsh Chorus, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 6:02 | |
| Dewi Sant: Who'll bring his sickle to the yellowing wheat (Soprano) | Yvonne Kenny, BBC Welsh Symphony Orchestra, Owain Arwel Hughes | | | 13:56 | |
| Divertimento (based on the tune "Ebenezer") | Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 7:56 | |
| Elegy | Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 6:41 | |
| Elegy, op. 58 | Camerata Wales, Owain Arwel Hughes | | | 4:57 | |
| Eli Jenkins's Prayer | World Choir, Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 3:04 | |
| English Dances Set 2, for Orchestra, op. 33: I. Allegro non troppo | Hallé Orchestra, Owain Arwel Hughes | | | 3:15 | |
| Eternal Father, Strong to Save | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| Façade: Popular Song | Hallé Orchestra, Owain Arwel Hughes | | | 2:23 | |
| Fantasia in A minor | Camerata Wales, Owain Arwel Hughes | | | 11:20 | |
| Fantasia on “Greensleeves” | Roger Rostron, Jean Bell, Hallé Orchestra, Owain Arwel Hughes | | | 4:59 | |
| God Rest You Merry, Gentlemen | The Huddersfield Choral Society, Owain Arwel Hughes | | | 2:12 | |
| God So Loved the World (The Crucifixion) | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |
| Goldfinger (Orchestral Introduction) | Royal Philharmonic Orchestra, Owain Arwel Hughes | | | 0:36 | |
| Good King Wenceslas | The Huddersfield Choral Society with Owain Arwel Hughes, David Bell & Brian Kay | | | 2:25 | |
| Good King Wenceslas | The Huddersfield Choral Society, Owain Arwel Hughes | | | 2:26 | |
| Guide Me, O Thou Great Jehovah | Huddersfield Choral Society, Owain Arwel Hughes | | | ?:?? | |