1.) Mozart's full name was Johann Chrysostomus Wolfgangus Theophilus Mozart and he started composing at the young age of 7
2.) Beethoven's last words were 'I shall hear in heaven!'
3.) Beethoven started to lose his hearing in his twenties and was completely deaf in his forties. This was caused by lead poisoning and also, he was abused by his father as a child.
4.) Schumann studied law at university and he devoted his energies to music, however, he got an injury in his right hand which ended his dream of becoming a concert pianist
5.) As a child, Brahms could play the piano, violin, cello, and horn. That's a lot of instrumets for such a young age!
6.) Pyotr Il'yich Tchaikvosky was born in Russia and started composing music before he even began piano lessons at the age of 5
7.) Schubert had written over 600 songs and would sometimes write as many as 8 songs in just one day!
8.) 'Chamber' music is a type of classical music using a small group of instruments
9.) Chopin's girlfriend was a French novelist named Aurore Dudevant who wrote under the name of 'George Sand' because women were not allowed to be writers back then
10.) Haydn was born in Austria and composed over 100 symphonies!
Sources: http://www.funtrivia.com/en/subtopics/Birthplaces-of-Famous-Composers-175113.html, http://answers.yahoo.com/question/index?qid=20071021190902AAXEyh7