|Portrayed by||Sarah Daniel Madison|
|First Episode||To Sext or Not to Sext|
|Last Episode||Smoked Turkey|
|Romances||Finn Court (ex-husband)|
Colleen Sarkossian, played by Sarah Madison, is a recurring character in the fourth series of the 90210 franchise.
She got pregnant with Finn Court's baby and to take care of the baby she got a job as a housekeeper after Finn left her with Liam. She got involve with a rich plastic surgeon named Jeffrey Sarkossian and months later they got married so she can spend time with her son.
She is seen for the firts time in To Sext or Not to Sex twhen Jen goes to her house to talk about Liam stalking Naomi after the break up, Liam gets mad with her for believing Jen but she is worried that her hubands could find out that and send him away. Later after Liam hurt his hand after hitting on Naomi's glass door she took care of him and kept it a secret from Jeffrey. During the rest of the season she has problems with Liam's behavour, Liam finds out that Jeffrey is cheating on her mother and tells her, hoping she was going to divorce him but she decides to stay with him and forces Liam to move away. In the season finale Liam reveals to her mother that he was the one who stole Jeffrey coins and got kicked out of the house and she choose to be with Jeffrey.
She comes back in Smoked Turkey in time for thanksgiving. She makes a surprise visit to Liam and tells him she is done with Jeffrey and wants to start over. By accident Annie picks up her cell phone and discover that Jeffrey is still in the picture and decides to tell Liam who confronts her about lying to him. She reveals that she wants to leave him but she needs money to do it and she only reached out for financial assistance, Abgered by this, Liam gives her the mobey and telss her to not come back to meddle in his life, presumably cutting his ties with her permanently.