Sveinbjörn Sveinbjörnsson was an Icelandic composer best known for composing "Lofsöngur", the national anthem of Iceland.
Mae'r testun uchod ar gael o dan drwydded y CC BY-SA 3.0. Mae'n defnyddio deunydd o erthygl Wicipedia "Sveinbjörn Sveinbjörnsson".