There are presumably several different DJ Passions.

1) An alias of Electronic Dance Music artist Ronnie Minder who also releases under the names such as Lennox, Hardenbrook, Lennox, Ron's Labyrinth and more.

http://www.ronnieminder.com

2) A guy wearing a hat (whoever uploaded that photo should probably change this? Or make it entry 1...) Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.