UFC Fight Night: Lauzon vs. Stephens (also known as UFC Fight Night 17) was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on February 7, 2009.
The main event was originally scheduled to be between Joe Lauzon and Hermes Franca. However, Franca suffered a torn ACL during training and could no longer participate in this event. He was replaced by Jeremy Stephens.
Derek Downey replaced Amir Sadollah in a bout against Nick Catone. Sadollah pulled out after being sidelined with a broken clavicle.
Dan Miller replaced Alessio Sakara in a bout against Jake Rosholt. Sakara pulled out of the bout with a shoulder injury.
Matt Veach replaced George Sotiropoulos against Matt Grice. Sotiropoulos suffered a rib injury.
The following fighters received $30,000 bonuses.