Twitter has compiled a list of Top Twitter Trends of 2009 and Chris Brown has made the list. Chris ranked as the fifth most discussed person on Twitter for the months January right through to December 2009. “In 2009, Twitter’s Trending Topics helped us understand what was happening around the world showing us that people everywhere can be united in concern around important events; excited about a new movie; or geek-out about a major new technology.” Check out the full list below.

People

1. Michael Jackson
2. Susan Boyle
3. Adam Lambert
4. Kobe (Bryant)
5. Chris Brown
6. Chuck Norris
7. Joe Wilson
8. Tiger Woods
9. Christian Bale
10. A-Rod (Alex Rodriguez)