Title: Jo (Grey's Anatomy)
Content:  Josephine Brooke Wilson (previously Karev), formerly Brooke Stadler, M.D., F.A.C.S. is a 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 Camilla Luddington. She was introduced in the ninth season premiere episode "Going, Going, Gone" as a surgical intern at Seattle Grace Mercy West Hospital, later renamed Grey Sloan Memorial in the same season. Luddington's character was conceptualized as the new love interest for Justin Chambers' character, Alex Karev. In the storyline, Jo befriends 
Title: Jo (Grey's Anatomy)
Content:  In the ninth season, Jo is an intern who clashes with Alex. At Bailey's wedding, they eventually form a bond over their similar childhoods. As the season develops, their friendship enhances as Alex develops feelings for Jo. In the episode, “Love Turns You Upside Down”, after assaulting a parent for attempting to abandon her baby, Jo reveals to Alex she was left at a fire station when she was two weeks old. She got bumped around foster families until she started living in her car when she was 16. Ms. Schmidt, a high school teacher, is the only one who ever 
Title: Jo (Grey's Anatomy)
Content:  Because of her fight with Katherine Heigl, Shonda refused to hire her again so she created a new love interest for Alex Karev. In August 2012, it was announced that Camilla Luddington, Gaius Charles, and Tina Majorino had been cast as Jo Wilson, Shane Ross, and Heather Brooks, respectively; these characters would be the new interns of Seattle Grace-Mercy West. TVGuide later reported that even with all of the recurring cast being added to Grey's Anatomy for the new season that True Blood star Camilla Luddington is the only actress with an option to become a series regular. Luddington had met Shonda a few months before the auditioning process for Jo and missed the actual audition due to a scheduling conflict. “[She] had a pilot called Gilded Lilys that I tested for, 
Title: Jo (Grey's Anatomy)
Content:  “highly emotional episode for Jo”. The storylines in the episode were described as “emotional, powerful, and, I hope, educational” by Abby Gardner of Glamour. Amanda Bell of TV Guide called the scenes involving Jo and her mother, portrayed by Michelle Forbes were described as “unspeakably upsetting” and the revelation of her conception as ”earth-shattering”. Maggie Fremont for Vulture commented negatively on the character in the wake of Alex's departure episode saying, "Poor Jo! And poor me for having to sympathize with a character I can't stand, you know? Jo's letter truly sucks", commenting on the impersonal nature of the letter." Jasmine Blu for TV Fanatic similarly was critical of the character saying, "Woe is Joe hours [...] irritating" and that "so much of Alex's storylines in the last few seasons have been playing second to Jo."
Title: Jo (Grey's Anatomy)
Content:  decides to leave the hospital and move to Boston. At the same time, Jo treats a premature baby named Luna, who lost her mother in childbirth. As Jo becomes more attached to Luna, she decides to switch specialties from general to OB-GYN. Jo eventually decides to legally apply to adopt Luna, but her application is turned down after she fails her background check. Jo is still determined to become Luna's mother and after she gets Link to temporarily foster Luna, she finally is granted full custody and she moves in a new apartment with her to start a new life.
Title: Jo (Grey's Anatomy)
Content:  later that I got the role.” Luddington said, “They had told me they were going to write our stories just off our personalities, so I guess I come across as a garbage eater or something,” she said with a laugh, referring to her character's street smarts. “They had decided after they cast me that I would be Karev's new love interest. It was interesting. I had never been cast that way before.” She later revealed that they cut her first scene with Meredith Grey, portrayed by Ellen Pompeo as she had forgotten her lines of elaborate medical dialogue, due to being nervous and having already been a fan of the show. She believed that her role would be cut by the end of the day, but it was only the scene.
Title: Jo (Grey's Anatomy)
Content:  a matter of record, revealing her location. "True Colors" reveals Jo's real name is Brooke and her husband is Paul Stadler. In the fourteenth-season premiere, Alex emphasizes to Jo that he would never hurt her, and he is not like Paul or Jason. The two reconcile. In "1-800-799-7233", Jo has been found by her husband with a new fiancé, Jenny. Jo recognizes Jenny is in an abusive relationship and tries to convince her to turn against Paul. Later, Paul becomes a victim of a hit-and-run. In "Personal Jesus", Paul tries to get released from the hospital, but Jenny has turned to 
Title: Jo (Grey's Anatomy)
Content:  bonding over their similarly troubled childhoods, which soon blossoms into a relationship and later marriage. The character's abandonment issues and story as a domestic abuse survivor have been focal points in storylines. Other storylines include her mental health struggles, especially after learning she is a product of rape and when her mother refuses to accept her. Jo, whose real name is later revealed to be Brooke, is estranged from her abusive husband Paul Stadler and ran away to Seattle to start a new life. The character's contribution to strong, subject-sensitive storylines has received praise from fans and critics alike.
Title: Jo (Grey's Anatomy)
Content:  a product of date rape. She spirals into a deep depression. In the finale "Jump into the Fog", Jo voluntarily checks into the psych ward. In the sixteenth season, Jo emerges from the psych ward, and she and Alex get legally married, after finding out they never signed a marriage license. She also becomes an attending. After "My Shot", Alex tells Jo he has went to his mother's. In "Leave a Light On", after months of Alex's disappearance and Jo's concerns and suspicions he has left her, he reveals through a letter that Izzie did indeed have his kids via 
Title: Jo (Grey's Anatomy)
Content:  strength to use their voice and to be heard and to be believed". While the storyline was already in development for over a season and the headlines for the movements going viral only occurred when they were in the midst of filming the episodes, Luddington found the coincidence serendipitous. The character's reunion with her abusive husband, portrayed by Matthew Morrison showcases the illusion created by domestic abusers. Showrunner Krista Vernoff commented on the particular casting choice of Morrison, known for more charming roles on Glee as being perfect for the character to hoodwink others who are not the victim of the perpetrator's 

Question: when does jo come in grey's anatomy?
Answer: season 9.
2012.
July 2012.