What are some of the songs from the 映画 called? like the theme songs または if there are any songs with lyrics would be preferred...

1 of them is によって john williams it's the song that comes on in the begining of all of the movies.you can find it on youtube

Yea Hedwig's theme is considered the theme song. Almost all of the songs in the 映画 don't have lyrics except for Can あなた Dance Like A Hypogriff in GOF