2 pages | PDF | 504.1 KBOh! Susanna is an iconic folk song written by Stephen Foster in 1846. The song is written in the key of C major and features a minor key change to A minor. It has 31 measures and has been covered by numerous artists since it was first published. The lyrics tell the story of a man from the country heading out West and his longing for his love Susannah. The cheerful tune of the song has made it a popular folksong for generations, and it is recognized as the unofficial anthem of the United States of America.