The String Quartet No. 9 in C major, Op. 59, No. 3, was written by Ludwig van Beethoven and published in 1808. This work is the third of three of his "Razumovsky" cycle of string quartets, and is a product of his "middle" period. It consists of four movements:
Mae'r testun uchod ar gael o dan drwydded y CC BY-SA 3.0. Mae'n defnyddio deunydd o erthygl Wicipedia "String Quartet No. 9 (Beethoven)".