- Often Lyricsby Robbie Williams
- Of The Girl Lyricsby Pearl Jam
- Of The Night Lyricsby Bastille
- Of These Chains Lyricsby Red
- Of The Soul Lyricsby Mac Miller
- Of Walking Abortion Lyricsby Manic Street Preachers
- Of Which There Is No Like Lyricsby Mandolin Orange
- Of Wolf And Man Lyricsby Metallica
- Of You Lyricsby The Monkees
- O God Of Mine Lyricsby Rita Springer
- O.G. Original Gangster Lyricsby Ice-t
- O Green World Lyricsby Gorillaz
- O.G. To Me Lyricsby Scarface
- Oh! Lyricsby Obie Trice
- Oh Lyricsby Ciara
- Oh! Lyricsby Eric Hutchinson
- Oh Lyricsby Kate Nash
- Oh! Lyricsby Sleater-Kinney
- Oh Aaron Lyricsby Aaron
- Oh Aaron Lyricsby Aaron Carter
- Oh, Atlanta Lyricsby Alison Krauss
- Oh Atlanta Lyricsby Emmylou Harris
- O Have Ye Not Known... Lyricsby Don Moen
- Oh Baby Lyricsby Suzi Quatro
- Oh Baby Lyricsby Rihanna
- Oh Baby, Don't You LooseY Lyricsby James Taylor
- Oh Baby I... Lyricsby Eternal
- Oh Boy Lyricsby Cam
- Oh Boy Lyricsby MxPx
- Oh Bravo Lyricsby Children 18:3
- Oh Brother Lyricsby James Taylor
- Oh Brother Lyricsby Frank Turner
- Oh, Bury Me Not Lyricsby Johnny Cash
- Oh, But I Do Lyricsby Doris Day
- Oh, California Lyricsby Miranda Lambert
- Oh Canada Lyricsby Kathleen Edwards
- Oh Carol Lyricsby Boyzone
- Oh Carolina Lyricsby Shaggy
- Oh Carolina Lyricsby Vince Gill
- Oh, Carolina Lyricsby Needtobreathe
- Oh Carolina (Radio Edit) Lyricsby Shaggy
- Oh, Catastrophe Lyricsby Crown the Empire
- Oh Cecilia (breaking... Lyricsby The Vamps
- Oh Come, Oh Come Emmanuel Lyricsby Kelly Clarkson
- Oh Dear Lyricsby Brandi Carlile
- Oh! Didn't I Say Lyricsby Gary Numan
- Oh Disposable Me Lyricsby All Teeth
- Oh Donna Lyricsby MxPx
- Oh Effendi Lyricsby 10cc
- Oh! Ellin Lyricsby Gob
- Oh, Emily Lyricsby Jukebox The Ghost
- Oh England My Lionheart Lyricsby Kate Bush
- O Here To Stay Lyricsby Omarion
- Oh Father Lyricsby Madonna
- Oh Father Lyricsby Pastor Troy
- Oh For Another Day Lyricsby Peter Frampton
- Oh, George Lyricsby Foo Fighters
- Oh Girl Lyricsby All 4 One
- Oh Girl Lyricsby Ginuwine
- Oh Girl Lyricsby Seal
- Oh Girl (I Wanna Be withY Lyricsby Scorpions
- Oh Girl (You Know... Lyricsby Vince Gill
- Oh Glory Lyricsby Panic! At The Disco
- Oh Glory (demo) Lyricsby Panic! At The Disco
- Oh Glowworm Lyricsby Kevin Hearn
- Oh God Lyricsby Annie Lennox
- Oh God Lyricsby Jamie Cullum
- Oh God Lyricsby Post Malone
- Oh God Of Abraham Lyricsby Don Moen
- Oh God Of Loveliness Lyricsby Beth Nielsen Chapman
- Oh Grace Lyricsby Kasey Chambers
- Oh! Gravity Lyricsby Switchfoot
- Oh Groundhog Lyricsby Lisa Loeb
- Oh, Had I A Golden Thread Lyricsby Judy Collins
- Oh Hail No Lyricsby El-P
- Oh Happy Day Lyricsby Elvis Presley
- Oh, Hello Lyricsby Circa Survive
- Oh Henry Lyricsby Dionne Bromfield
- Ohhh Ahhh Lyricsby Ashanti
- Oh Holy Night Lyricsby 98 Degrees
- Oh Holy Night Lyricsby Christina Aguilera
- Oh Holy Night Lyricsby Jackie Evancho
- Oh Holy Night Lyricsby Jon Anderson
- Oh Holy Night Lyricsby Phil Wickham
- Oh Holy Night Lyricsby Kelly Clarkson
- Oh Holy Night Lyricsby Cascada
- Oh Honestly! Lyricsby Children 18:3
- Oh, Howard! Lyricsby Charlene Kaye
- Oh Howard, You Crack... Lyricsby Deaf Havana
- Oh How I Love Jesus Lyricsby Elvis Presley
- Oh How Your Love Is... Lyricsby Bert Jansch
- Oh Industry Lyricsby Bette Midler
- Ohio Lyricsby Neil Young
- Ohio Lyricsby Bowling For Soup
- Ohio Lyricsby Peter Bradley Adams
- Ohio Lyricsby Doris Day
- Ohio Lyricsby Dala
- Ohio Lyricsby Patty Griffin
- Ohio (Come Back To Texas) Lyricsby Bowling For Soup
- Oh I Oh Oh I Lyricsby Anni B. Sweet