Matthew W. Davis (born May 8, 1978), also professionally known as Matt Davis, is an American actor who is known for his roles as Adam Hillman on the ABC comedy-drama What About Brian from 2006 to 2007 and Alaric Saltzman on The CW fantasy drama The Vampire Diaries from 2009 to 2012. In 2014, he returned as a series regular for the sixth season, he starred on the short-lived CW mystery and horror drama Cult as Jeff Sefton, and had a recurring role on the CBS police drama CSI: Crime Scene Investigation as Sean Yeager.

Davis was born in Salt Lake City, Utah. He attended Woods Cross High School, and the University of Utah. He was briefly married to actress Leelee Sobieski in 2008.

Davis co-starred with Reese Witherspoon and Selma Blair in the comedy Legally Blonde (2001), as Warner Huntington III, who breaks up with Elle Woods (Witherspoon).

His notable film credits include Blue Crush (2002) with Kate Bosworth and Michelle Rodriguez, Tigerland (2000) with Colin Farrell and BloodRayne (2005) with Kristanna Loken.

Davis starred in The CW fantasy drama The Vampire Diaries, as Alaric Saltzman since 2009 and starred in the short-lived CW mystery and horror drama Cult, as Jeff Sefton that same year.

Davis had a recurring role in the CBS police drama CSI: Crime Scene Investigation from 2013 to 2014 in the 14th season, as swing shift CSI Sean Yeager. He appeared in the sixth episode titled "Passed Pawns", the eighth episode titled "Helpless", and the 13th episode titled "Boston Brakes".

He later returned to the hit The CW show The Vampire Diaries as Alaric Saltzman once again as a series regular.