"I'm commited to Mizzou!! have been dreaming about this day for a long time," said Rosburg.
Rosburg, who took his official visit to Missouri during Homecoming weekend, will be a 4-year varsity starter and average 17.5 points per-game to go along with 9.5 rebounds as a junior. He was named 2nd team All-State in 2010-2011.
Ryan Rosburg becomes the Missouri Tigers 6th known commitment for the 2012 class.
He choose Missouri over Tennessee.