Who Is Lindsay Clancy? All About the Duxbury Mother Accused of Killing Her 3 Children

Lindsay Clancy built a seemingly idyllic life with her husband and three young children—all under the age of 6—in Duxbury, Massachusetts. However, prosecutors allege that image was shattered in January 2023 when Clancy brutally strangled her kids to death.Clancy, 36, is accused of three counts of first-degree murder and pleaded not guilty to all charges. Her defense team contends she suffered from undiagnosed postpartum psychosis at the time of the killings.Clancy’s high-profile trial ended in a mistrial on September 4 after the jury couldn’t reach a verdict, leaving open the possibility for a retrial.Here’s everything we know about Clancy’s background, the alleged murders, and what happened during her trial.Who Is Lindsay Clancy?Lindsay Marie Musgrove was born on August 11, 1990, according to court documents obtained by WPRI.com. She was raised in Wallingford, Connecticut.She attended a rigorous accelerated nursing program at Massachusetts General Hospital, then worked as a labor and delivery nurse at the facility for nine years.In December 2016, Lindsay married Patrick Clancy. The couple had three children: Cora, born in December 2017; Dawson, September 2019; and Callan, May 2022. The family lived in Duxbury, Massachusetts.“She was a fun-loving, doting wife and mother,” Susan Clancy, Patrick’s mother, told a grand jury of Lindsay. “She loved her kids, and she was a nurturing mother who smiled all the time.”Lindsay began experiencing postpartum anxiety following the birth of both Cora and Dawson, according to The New Yorker. After Dawson’s birth, she managed her symptoms with exercise, meditation, and therapy. After Callan’s birth, however, the symptoms grew in severity. After a period of hypomanic behavior, meaning heightened energy and mood, Lindsay “experienced debilitating anxiety, [insomnia,] sleeping only approximately three hours per night, and exhaustion during the day.” She also heard voices and experienced suicidal ideation.Lindsay sought help from postpartum mental health specialists, although she was only diagnosed with generalized anxiety disorder. She even insisted she needed to be hospitalized for mental health concerns in December 2022, Patrick told The New Yorker, but she never received a more severe diagnosis. On January 1, 2023, she was admitted to an inpatient program at a top psychiatric institution, McLean Hospital, but was discharged after just five days.Patrick later confirmed Lindsay had been prescribed and tried more than a dozen medications in an attempt to manage her apparent depression.Tragically, the saga culminated in a violent incident that left their three children dead.Why Is Lindsay Clancy Accused of Killing Her Children?According to prosecutors, Lindsay took her daughter to the pediatrician and played in the snow with her children on January 24, 2023, before asking Patrick to pick up takeout for dinner and medication at a nearby pharmacy. She was allegedly fully coherent, according to witnesses.When he returned home, Patrick discovered Lindsay semi-conscious and bleeding outside. She claimed she had tried to jump out a window in a suicide attempt.Inside, Patrick found all three of their children in the home’s basement. They allegedly had exercise bands wrapped around their necks. Cora and Dawson were pronounced dead at the hospital the same day, while Callan was placed on life support but died on January 27. All three died of “ligature strangulation.”On February 7, 2023, the Plymouth County District Attorney’s Office announced Lindsay was arraigned from her bed in a Boston hospital and charged with three counts each of murder, strangulation, and assault and battery with a dangerous weapon. She pleaded not guilty to the charges. Judge John Canavan also ordered Lindsay to be held at a medical facility until her treatment following the incident was complete.Months later, in October 2023, NBC10 reported Clancy was ordered to be held without bail and to remain at the Tewksbury Hospital. She is still at the facility as she awaits trial, and is now paraplegic and confined to a wheelchair following her suicide attempt.Just days before the scheduled start of the trial on July 10, 2026, prosecutors dropped the three strangulation charges against Clancy—citing their redundancy when coupled with the first-degree murder charges.What Has Lindsay Clancy Said About the Case?Clancy doesn’t deny killing her three children, but has argued in pretrial motions that she was suffering from postpartum psychosis at the time of their deaths and thus not guilty by an insanity defense, according to Court TV.The defense team previously petitioned for a “bifurcated trial,” with one phase to determine guilt and another for criminal responsibility, and Clancy was reportedly willing to admit to her role in her children’s deaths in writing so only the second part would be considered. If she is found mentally incompetent at the time of the killings, she wouldn’t go to prison, but could be committed to a mental health facility.However, so far, this request has been denied and it will be a standard trial.Just weeks after Lindsay’s arraignment, Patrick issued a statement saying he had forgiven her and that her passion “taught me how to be a better father.”“She’s recently been portrayed largely by people who have never met her and never knew who the real Lindsay was,” Patrick added. “Our marriage was wonderful and diametrically grew stronger as her condition rapidly worsened. I took as much pride in being her husband as I did in being a father and felt persistently lucky to have her in my life.”What Has Patrick Clancy Said About the Case?Patrick appeared on 60 Minutes on Sunday, September 20, alongside his new wife, Rachel Danis. Patrick told CBS his 8-month-old son Callan died in his arms after being placed on life support, living for four days after being airlifted to Boston Children’s Hospital. “I’m so grateful for those four days that I had with him. And I’m so grateful he hung on,” he said. He also told 60 Minutes that while holding his son with one hand, he used his other hand to type out tributes to each of his children.He told 60 Minutes that he experienced a panic attack mid-testimony, during a break before the 911 call was played. He also talked about how the stress from the murder trial and online conspiracies surrounding the case have taken a toll on him.“It’s deeply harmful to the legacy of my children,” Patrick said. “It is a huge distraction from what really matters here, which is perinatal mental health.”What Do We Know About Evidence at Lindsay Clancy’s Trial?Prosecutors presented the judge with a list of 168 potential witnesses who may be called to testify—though the number is likely to be condensed, according to ABC 5 in Boston. The defense said it has about 50, mostly character witnesses.Prosecutors requested the jury in the trial be allowed to visit the home where the killings took place, per The Patriot-Ledger. The new homeowner—Patrick Clancy sold the residence at 47 Summer Street in Duxbury in 2024—reportedly objects to the motion. However at a pretrial hearing on June 18, Judge William Sullivan granted attorneys the ability to take jurors to the site to view the house, according to ABC 5 in Boston.Additionally, Sullivan granted the prosecution permission to present several key pieces of evidence, including photographs of the children from when they were alive and autopsy photos following their deaths. Only medical experts will be allowed to discuss Clancy’s mental health diagnosis, and witnesses other than Clancy’s family members will be sequestered.On June 29, ABC 5 confirmed jurors will be allowed to hear Patrick Clancy’s 911 call made after discovering Lindsay outside their home the day of the alleged strangulations. “The cries for help and the statements of Mr. Clancy also have significant probative evidentiary value in terms of proving deliberate premeditation, extreme atrocity or cruelty, and the state of mind of the defendant,” prosecutors claim, according to court records. However, the jury will receive a limiting instruction on how to legally consider the recording during the trial.Additionally, prosecutors withdrew a motion requesting to use a physical blood spatter demonstration, according to ABC 5.When Happened During Lindsay Clancy’s Trial?Clancy’s trial officially began on July 20 at Plymouth County Superior Court in Plymouth, Massachusetts. A final pretrial hearing was held one week prior on July 13. The trial, which already experienced three significant delays, is expected to last six to eight weeks total, according to ABC 5. It was initially supposed to begin in February 2026, but both Clancy’s defense attorney and prosecutors requested more time to prepare for the “discovery-intensive case.”Judge William Sullivan previously said he expected to seek 18 jurors for the case. After four days of selection, the jury—consisting of 12 women and six men—was seated.On the first day of testimony, the prosecution called Patrick Clancy to be the first witness. He spoke extensively about Lindsay’s medical history, medications, and demeanor in the days leading up to their children’s deaths, revealing that he took their daughter Cora skiing on January 16 and shared pictures with Lindsay. “She seemed to be doing a lot better,” Patrick said, adding that “her mood seemed better, she was more active and was able to partake in more things.”He also described the day of the killings as “one of her best days,” with Lindsay showing no signs of suicidal ideation.Within the first eight days of the trial, the jury toured the Clancy family home to get a better idea of the crime scene and medical experts testified that the psychiatric drugs Lindsay had in her system at the time of the killings was not high enough to be toxic or cause suicidal ideation. Both the prosecution and defense read aloud excerpts from her diary detailing her symptoms of brain fog, anxiety, and feeling like she was drowning in the days and months leading up to her children’s deaths and the family’s former nanny, Elaine Rossi, described Lindsay as a “wonderful mom who loved her kids” prior to her postpartum psychosis.Psychiatrist Dr. Sejal Shah, who examined Lindsay multiple times just days after the killings, testified that she was “calm and cooperative” during her assessments and even initially denied having suicidal and homicidal ideations and hallucinations. However, Shah also shared that this doesn’t disprove that Lindsay was in a state of psychosis at the time.In the fourth week of testimony, multiple mental health professional testified that they didn’t observe any signs of psychosis or mania in Lindsay in the weeks leading up the killings. Lindsay’s primary psychiatrist Dr. Jennifer Tufts was also questioned at length about the medications she had prescribed Clancy, with the defense grilling Tufts over her decision to stick to virtual visits instead of in-person sessions.The trial was paused twice on Wednesday, August 12, as she cried loudly and whispered “I can’t do it” during testimony from the medical examiner about her children’s autopsies and the injuries they sustained when they were killed.Court resumed the following day, during which police investigators discussed Lindsay’s digital footprint. This included Google searches related to suicide and a Notes app entry detailing her depression and thoughts on motherhood. “I am sad and depressed because I cannot parent my third child like my first. I want to treat every one of my babies like my first,” the note read. “I am sad I stopped breastfeeding. I feel not as connected with Cal now.”After the prosecution rested on August 17, the defense began laying out their insanity defense. Lindsay’s mother Paula Musgrove, sister Allison Ozga, and former mother-in-law Susan Clancy all testified that her mental health had declined before the killings and that they had expressed their concern about her well-being. On August 19, the jury was dismissed early due to an “unforeseen circumstance.” This came soon after a forensic psychologist testified that Lindsay heard a male voice ordering her to kill her children.The jury was dismissed early again on August 20, following the testimony of hospital chaplain Sheila Cavanaugh. During questioning, Cavanaugh said that Lindsay told her “I am so glad my children are safe” the day after she admitted to killing them.Testimony in Lindsay’s trial concluded on August 26 and the jury began deliberations the following day.Did Lindsay Clancy’s Trial End in a Mistrial?The jury returned without a verdict three times, blaming one juror for the deadlock. On September 4, Judge William Sullivan announced his intention to declare a mistrial but was preempted by Lindsay’s lawyer Kevin Reddington, who requested one hour to petition for an emergency stay from the Massachusetts Supreme Judicial Court.However, the request was swiftly denied, and Sullivan officially declared a mistrial, leaving the door open for a possible retrial.Check back with Biography.com for updates from the case.