"O Tannenbaum" is a German Christmas song. Based on a traditional folk song which was unrelated to Christmas, it became associated with the traditional Christmas tree by the middle of the 19th century and sung as a Christmas carol.
Mae'r testun uchod ar gael o dan drwydded y CC BY-SA 3.0. Mae'n defnyddio deunydd o erthygl Wicipedia "O Tannenbaum".