Who is th original singer of somewhere over the rainbow?

The original singer of Somewhere Over The Rainbow is Judy Garland in the 1939 film 'The Wizard of Oz' . Written Harold Arlen and Yip Harburg, the song won an Academy Award for best original Song. Originally titled 'Over The Rainbow', it ranked first in a list of 'American Film Institutes 100 Years... 100 Songs' in 2004.