How old was franz Joseph haydn wrote the songs?

Franz Joseph Haydn was born on March 31, 1732, and began composing music at a young age, with his early works emerging in the 1750s. He was about 18 years old when he wrote his first compositions. Haydn continued to create music throughout his life, becoming one of the most prominent composers of the Classical period until his death on May 31, 1809, at the age of 77.