O Songs und Lieder
- O alte Burschenherrlichkeit
- O Bless The Lord, My Soul
- O by and by
- O by and by
- O Christmas Tree
- O Come All Ye Faithful
- O Come O Come Emmanuel
- O Come, Little Children
- O du fröhliche
- O du lieber Augustin
- O du schöner Rosengarten
- O du schöner Westerwald
- O du wunderschöner, deutscher Rhein
- O Father, All-Creating
- O Food To Pilgrims Given
- O For A Heart To Praise My God
- O Freude über Freude
- O God Of Love, O King Of Peace
- O grüße mir den Jungfernstieg
- O Heiland reiß die Himmel auf
- O Holy Night
- O hush thee my baby
- O Jesulein zart
- O Jesus, Blessed Lord, To Thee
- O komm o komm Emmanuel / Immanuel
- O laufet ihr Hirten
- O lieber guter Frühling
- O Little Town Of Bethlehem
- O Little Town Of Bethlehem
- O Love, How Deep, How Broad, How High
- O Master, Let Me Walk With Thee
- O most holy
- O most Holy One
- O nosso galo já morreu
- O Rocks Don`t Fall on Me
- O Sally My Dear
- O Sanctissima
- O selige Nacht
- O Songs und Lieder
- O Spirit Of The Living God
- O Splendor Of God’s Glory Bright
- O Täler weit o Höhen
- O Tannenbaum
- O Tannenbaum du trägst ein’n grünen Zweig
- O That I Had A Thousand Voices
- O That The Lord Would Guide My Ways
- O waly waly
- O What Their Joy And Their Glory Must Be
- O wie ist es kalt geworden
- O wie wohl ist mir am Abend
- O Willie Brew’d a Peck o‘ Maut
- O Wondrous Sight! O Vision Fair
- O’Donnell Aboo / O’Donnell Abú
- Oats Peas Beans and Barley
- Oh Dear What Can The Matter Be
- Oh Dem Golden Slippers
- Oh freedom
- Oh happy day
- Oh I Want Two Wings
- Oh Mary Don`t you Weep
- Oh Mary don’t you weep
- Oh my darling Clementine
- Oh Shenandoah
- Oh sinner man
- Oh Susanna
- Oh Susanna | Ukulele G-C-E-A Tuning
- Oh when the Saints
- Oh when the Saints | Ukulele G-C-E-A Tuning
- Oh, Better Far to Live and Die
- Oh, Dear! What Can The Matter Be
- Oh, False One, You Have Deceived Me!
- Oh, My Dear Augustine
- Oj wi fejn wet es sejn
- Old Ark’s A-Moverin’
- Old Black Joe
- Old Blue
- Old Chisholm Trail
- Old Dan Tucker
- Old Dog Tray
- Old Folks at home
- Old Joe Clark
- Old Joe Clark
- Old King Cole
- Old McDonald had a farm
- Old Mother Hubbard
- Old Smokey
- Ole sad pa en knold og sang
- Olé, Mulher Rendeira
- Olifantje in het bos
- On Board a Ninety-Eight
- On Board the Kangaroo
- On Christmas Night
- On Jordan’s Bank The Baptist’s Cry
- On the banks of Allan Water
- On top of old Smoky
- On What Has Now Been Sown
- Once In David’s Royal City
- Once In Royal David’s City
- One Bottle of Pop
- One Finger One Thumb
- One Man Went To Mow
- One More Day
- One More River to Cross
- One two three four five
- Onward, Christian Soldiers
- Open Thy Lattice Love
- Oranges and lemons
- Ostereier | Kinderlied von Ferdinand Hirsch
- Otshi tshornýe
- Outer Space | Musik Video von Ferdinand Hirsch
- Over In The Meadow
- Over the Hills and Far Away