All Pieces
- O Magnum Mysterium Ivo Antognini
- O Magnum Mysterium Jacob Handl
- O Magnum Mysterium Santiago Veros
- O My Dear Heart Eleanor Daley
- O My Deir Hert Rupert Lang
- O Nata Lux Christian Bährens
- O Sister (Keep Me Steady Through the Storm) Kathleen Allan
- O Strong of Heart Gustav Holst
- O Vas Nobile Susan Evans
- O Virtus Sapientiae Karen P. Thomas
- O Vivens Fons Hildegard von Bingen
- O Waly, Waly Traditional English John C. Phillips (arr)
- O-Yo-Yo trad. Quebec folksong Stephen Hatfield (arr)
- Ob-la-di, ob-la-da Lennon and McCartney Ron Smail (arr)
- On Christmas Cassie Luftspring (arr)
- On Suuri Sun Rantas Autius Traditional Finnish Matti Hyökki (arr)
- Once in Royal David’s City Traditional English David Willcocks (arr)
- One Voice Ruth Moody
- One With The Wind David O
- Os Justi Eleanor Daley
- Otche nash Aleksandr Kastalsky
- Owt of Your Slepe Anonymous
- Oxen, The Benjamin Britten
- Parting Glass, The Traditional Irish Wailin Jennys (arr)
- Pat-a-pan Bernard de La Monnoye (1641–1728) Shawn Kirchner (arr)
- Pater Noster Bengt Johansson
- Peace of Wild Things, The Joan Szymko
- Pentatonic Alleluia, A Ross Whitney
- Personent Hodie Traditional English John Rutter (arr)
- Piping Down the Valleys Wild Edward Henderson
- Pity Me Not Stephen Smith
- Place of the Blest, The Randall Thompson
- Planets, The Gustav Holst
- Plaude Anima Isabella Leonarda
- Polegnala je Todoro Traditional Bulgarian
- Praise His Holy Name Keith Hampton
- Prayer Serouj Kradjian
- Prayer for Peace Abbie Betinis
- Primary Colours: Three Canticles for Women’s Choir and Piano Kathleen Allan
- Psalm 121 Libby Larsen
Canadian Work