Grey's Anatomy, Season 2 Edit
Grey's Anatomy, Season 3Edit
Grey's Anatomy, Season 4Edit
Grey's Anatomy, Season 5Edit
Grey's Anatomy, Season 6Edit
Grey's Anatomy, Season 7Edit
Grey's Anatomy, Season 8Edit
Grey's Anatomy, Season 9Edit
Derek and Mark were best friends. They grew up together, and in a way, Mark was also like a brother to Derek. They were in great terms when Addison cheated on Derek with Mark. They survived a lot during the years.
Sloan Riley (daughter)
Sofia Torres (daughter)
Lexie Grey Edit
Lexie and Mark's relationship begins when Derek Shepard tells Mark to not go for Lexie, who is Meredith's half sister. Mark claims he was never interested in Lexie until Derek said something. Lexie and Mark's relationship takes off and Lexie even moves into his house, until Sloan appears at Mark's house. Mark asks her to move in and forces Lexie into a roll she is not comfortable with. After Sloan's baby is born, Mark practically asks Lexie to be a grandma. She knows she can't and doesn't want to, so she breaks up with him. Lexie and Jackson Avery then begin to date, but Jackson soon leaves her for his career in plastics. During this relationship, Mark begins to date Julia Canner, an ophthalmologist at Seattle Presbyterian. Their relationship become serious, but Lexie then tells Mark she loves him. Lexie and Mark are both sent to Boise to operate on a case. Unfortunately, the plane crashed and Lexie was killed. After the plane crash, Mark decided to break up with Julia.
Teddy Altman Edit
After Teddy decides to move on from Owen Hunt, she begins to date Mark, who is interested in a long term relationship. After the birth of Sloan's son, Mark feels like he needs to get started with finding a wife to start a family with, so he asks Teddy to dinner so he can get to know her. Teddy doesn't realize he wants to act like an adult and assumes he is only interested in sex. They only remain a couple for a short period of time, knowing that they are both interested in other people.
Callie Torres Edit
After Callie's divorce from George, Callie and Mark have a sexual relationship. However, they quit having sex once Mark and Lexie become official. Even when Mark is dating Lexie, Mark and Callie remain close friends. He even sticks with her when she decides to become bisexual, comparing her sex with Mark to the sex she had with Arizona Robbins. Mark and Lexie break up and Callie begins to date Arizona, but their friendship never fails. It isn't until Arizona leaves for Africa and breaks up with Callie that Mark and Callie have sex again. Not long after, Arizona shows up at Callie's front door, saying she was wrong. The two of them ultimately get back together, but Callie finds out she is pregnant with Mark's baby. Arizona is angry about this, but Callie assures her that it is her baby, too. After a tough birth, the three of them parent Sofia, their daughter.
Surgeon, Plastic Attending at Seattle Grace Mercy West Hospital
- In addition to appearing in Grey's Anatomy, Mark has also appeared in the Private Practice episodes "Ex-Life" and "Another Second Chance"
- Mark was first mentioned by both Derek and Addison in "Raindrops Keep Falling On My Head"