<Tr> <Th> Significant other (s) </Th> <Td> Emma Marling Beth Whitman (ex-fiancée) Carina Deluca Teddy Altman </Td> </Tr> <Tr> <Th> Relatives </Th> <Td> Nathan Riggs (brother - in - law) Farouk Shami (nephew) </Td> </Tr> <P> Owen Hunt, M.D. is a fictional character from the medical drama television series Grey's Anatomy, which airs on the American Broadcasting Company (ABC) in the United States . The character was created by series' producer Shonda Rhimes, and is portrayed by actor Kevin McKidd . He was introduced in season five as a U.S. Army trauma surgeon who served in war - torn Iraq, and subsequently joins the fictional Seattle Grace Hospital to teach medicine as a surgical attending, head of trauma surgery, and eventual chief of surgery, sometimes with unorthodox methods . Originally contracted to appear for a multi-episode story arc, he was upgraded to a series' regular at the conclusion of his first appearance . </P> <P> The fictional character served as a love interest for surgical fellow Cristina Yang, and had an unstable personality when first introduced, suffering from PTSD . McKidd's connection with fellow actress Sandra Oh (Cristina Yang) has been acclaimed amongst critics, with Matt Roush of TV Guide calling the "instant sparks" between McKidd and Oh "electrifying ." McKidd was nominated for two awards for his work on the show, winning one of them . Chris Monfette of IGN has praised the addition of "fresh, new characters" such as Owen Hunt . </P>

When does dr owen come to grey's anatomy