Early storylines Maggie Simmons lives on a farm out in the country where she hires hands to take care of her farm. Maggie is crippled as the result of a childhood auto-accident which killed her parents. One day
Mickey Horton, suffering from memory problems believing he is a man named "Marty Hanson", stumbles into her farmhouse desperate for food and water, and soon collapses. Maggie, who is lonesome for company, takes Mickey in and cares for him in his weak condition. Maggie and "Marty" continue to live on the farm, and in 1974 they marry. "Marty" begins reading about a treatment for injuries such as Maggie's being done at Salem University Hospital, and sets up an appointment for Maggie to be checked out. However, when Maggie goes to the hospital she sees on one of the desks a picture of Mickey without a beard, and she hears stories about a patient named
Mickey Horton who disappeared around the same time that "Marty" appeared at her farm. Maggie leaves the hospital and does not return or tell "Marty" what she learned. Later the Hortons eventually are led to the farm after seeing Mickey's picture in a newspaper. Determined to stay married to Mickey, Maggie undergoes the operation to regain the use of her legs in hopes it will help her hold onto Mickey. In 1975 Maggie is operated on by
Bill Horton (Mickey's brother), but she still cannot walk.
Laura Horton (Bill's wife and Mickey's ex-wife) explains to her that her paralysis is no longer physical, but mental. Maggie is so afraid of losing Mickey that she is causing the paralysis in her mind. After Mickey officially divorces Laura, Mickey and Maggie are married on Jan 25, 1975.
Marriage to Mickey Maggie's marriage to
Mickey Horton is central to the character, with their relationship being among the most prominent and long-running relationships on the show. Mickey is depicted as a smart, tough lawyer, with Maggie being portrayed as a weak farm girl. Maggie and Mickey were generally depicted as the most stable couple on the show, Later that year Maggie's drinking increases and she is arrested when she has an accident with Janice in her car, both are knocked unconscious and taken to the hospital. Maggie joins
Alcoholics Anonymous but falls off the wagon when Janice's custody hearing becomes near. Afraid to lose Janice to her biological mother, Maggie kidnaps Janice and flees town with her. She eventually returns to Salem after her father-in-law,
Tom Horton finds her in a nearby town. Later Janice has an accident on the pier while playing with little Melissa. Janice falls into the water, and as a result slipped into a coma. Joanna Barnes and Maggie fought over her at the hospital, but in the end Joanna is given custody of her daughter. In 1979 Maggie unknowingly sells some canes containing cocaine to customers of Julie's (Mickey's niece) shop. Later when a drug dealer comes looking for them the two struggled and Maggie eventually shoots him with his own gun. In 1981 Maggie agrees to be a surrogate mother for an anonymous donor. Maggie goes to Neil (the donor) and agrees to be inseminated. Neil performs the procedure, and Maggie soon becomes pregnant. Later that year Dr. Evan Whyland comes to Salem, and Neil knows he is the anonymous donor of Maggie's. When Evan learns about this he begins to call on Maggie often. Mickey learns that the baby she is carrying is Evan Whyland's, and even when he tells Maggie she wants to keep the baby, so Mickey agrees to love the baby as his daughter. In late 1981 Sarah Horton is born, and after a custody battle with Evan Whyland, Mickey and Maggie win custody of Sarah. In 1982, Melissa Anderson runs away from her private school, unable to deal with her trouble-making mother, Linda who wanted her back in order to get her hands on Anderson manufacturing, and Melissa ends up in Mickey and Maggie's home. When Linda discovers her there, she tries to have her removed physically, and Mickey and Maggie decide to fight for custody of her. At the hearing, Linda does not show up, and the judge grants custody to the Hortons. Evan often pays visits to Maggie and little Sarah, and powerful crime lord
Stefano DiMera suspects Maggie knows of Evan's evidence against him and tries to have Maggie killed by tampering with the brakes in her car. Mickey and Don (Mickey's partner) begin to investigate Stefano after Evan Whyland dies, and when Mickey gets too close to Stefano, Stefano kidnaps Mickey while making it appear that he had died in a car crash. Don begins to spend time with Maggie, and eventually falls in love with her. When Don finally tells Maggie she is speechless. In 1983, Maggie and Don eventually professes their love to one another. Mickey escapes from Stefano and returns to Salem. When he sees his wife and Don declare their love to each other, Mickey has a heart attack. When Maggie is apparently murdered by a serial killer in 2003,
Salem Stalker In 2003, Mickey and Maggie are attacked in their home by close friend
Marlena Evans. Mickey survives, but unfortunately, the hit from the alcohol bottle and a deep stab wound ends Maggie's life. She is the third victim of the Salem Serial killer, who is murdering the citizens of Salem, including Maggie's mother in law,
Alice Horton. Maggie returns to Salem when she and the rest of the serial killer "victims" are rescued from the island where crime lord
Stefano DiMera's nephew
Andre DiMera had kept them. Andre framed and drugged
Marlena Evans to believe that she is the serial killer. Maggie's return is bitter sweet as she learns that Mickey has moved on with his life and married
Bonnie Lockhart. Desperate to win her husband back, Maggie, Doug (Julie's husband), and Julie work hard to show that Bonnie is just trying to extort money from Mickey and that she will never really love him. They are successful and Mickey and Maggie settle back into their life together. Maggie begins running the upscale restaurant Chez Rouge and Mickey continues to practice law. Maggie continues to be the primary confidant and supporter of her nephew-in-law Lucas.
Mickey and Alice's deaths In 2010, after Julie convinces Maggie that she and Mickey need to spend some "alone time" together, Maggie books a cruise. Mickey is upstairs packing, and when Maggie goes to check on him, she discovers that he had died of a heart attack, leaving her a widow. Maggie has had a difficult time dealing with the fact that her husband is gone, and fears facing life without Mickey. On January 14, 2010, Mickey's memorial service takes place which includes Hortons from the past and present comforting Maggie. The grieving Maggie is briefly tempted by a bottle of alcohol she finds in Mickey's office but instead pours it down the sink. In June 2010, Maggie takes care of an ill
Alice Horton. Maggie finds Alice Horton has died in her sleep and comes downstairs to deliver the news. Maggie grieves not only losing her mother-in-law, but is in shock that two people she loved very much died just a few months apart. This death positioned Maggie as the new matriarch of the Horton family. A visiting
Marie Horton consoles Maggie with the reminder of how proud she was to have her as her sister-in-law.
Victor and new beginnings After Mickey dies in 2010, Maggie begins a new friendship with
Victor Kiriakis. The two grow closer, despite Victor's marriage to Vivian Alamain. The vengeful Vivian plots to have Maggie entombed in a crypt in the Kiriakis mausoleum, but as fate will have it, ends up there herself. When Vivian is freed, she manages to entrap Maggie, and for days, her relatives are worried about her absence. Eventually, Victor finds her and she is rushed to the hospital. Maggie is stunned when she discovers that Victor knew Vivian was entrapped and did nothing about it. After Victor demands a divorce from Vivian, he begins to court Maggie. She struggles to accept Victor and his criminal past, but is able to build a relationship with him. Maggie and Victor begin to date and Victor proposes to Maggie in September 2011. During their engagement, Hope comes across a letter from Alice to Maggie, written the day before Alice died. Alice reminds Maggie about an experimental program she and Mickey entered into over thirty years prior, Maggie had attempted to harvest some of her eggs. Eventually she and Mickey abandoned the project, though the eggs were preserved. It was revealed that Daniel Jonas was her biological son, a product of these missing eggs. This also makes Melanie Layton her granddaughter. On November 8, 2011, Victor and Maggie get married. That Christmas, Julie tells Maggie that she will always be a member of the Horton family, and extends an ornament to Victor, Daniel, and Melanie, despite their not being biological Hortons. In 2012, Maggie and Victor experience brief marital trouble when it is revealed that Victor knew about Maggie's missing eggs all those years. Maggie was eventually able to forgive him although she continues to keep him in line when his ruthless ways get the better of him. Maggie also said goodbye to Melanie, who left town. Additionally, Maggie opened her home to her nephew,
Nick Fallon, Marie's grandson, who was recently paroled. Though Maggie has a new husband, son, granddaughter, and home, she is considered to be the matriarch of the Horton family and still maintains a relationship with the members of the Horton family. In February 2016 her son
Daniel Jonas was injured in a car accident that also injured
Eric Brady,
Brady Black and
Jennifer Horton. He eventually dies from his injuries and Maggie makes the decision to take Daniel off Life Support and donate his heart to her Step-Grandson Brady. Maggie's life began to get more complicated when a young woman named Summer showed up in Salem and informed her that she was the child Maggie had when she was only 17 and had believed to be stillborn. In the middle of all of this, Victor's estranged brother, Deimos, showed up, vowing revenge against Victor. He poisoned Maggie with pills that caused her to have dizzy spells. After one serious dizzy spell, Maggie fell down the stairs in the Kiriakis mansion, was rushed to the hospital, where Victor was informed that not only had she broken her back, but that her legs were once again paralyzed, like they had been when she had first met Mickey. Victor learned that Deimos had poisoned her and had an antidote which he would give Maggie on the condition that Victor turn all his assets over to him. Determined to save Maggie from instant death, Victor agreed. Maggie's recovery seemed more psychological than physical, but with support from her husband and the Horton's, Maggie became encouraged to fight to walk once again, and Victor declared his determination to stand by her in her time of need, even deciding to retire from Titan to devote all of his time to her. In August 2023, Maggie loses Victor when he is killed off screen due to his plane crashing into the Mediterranean Sea. ==Further reception==