Death of Former ‘90 Day Fiance’ Couple Leida Margaretha and Eric Rosenbrook’s Baby Girl Ruled Non-Accidental; Investigation Remains Open

Content Warning: This article includes mentions of the death of an infant and abuse allegations.

The Medical Examiner’s Office in Adams County, Wisconsin, has ruled that the death of the five-week-old daughter of former 90 Day Fiance stars Leida Margaretha and Eric Rosenbrook was “non-accidental,” Starcasm reported, citing official findings released by the Adams County Health and Human Services Department.

“On July 5, 2025, the agency received a report regarding a 1-month-old infant brought to the hospital with multiple injuries,” the findings read. “Subsequently, the infant was pronounced deceased on July 9, 2025.

“Law enforcement was contacted and initiated a criminal investigation. The Medical Examiner’s Office determined the death was non-accidental. No criminal charges have been filed in this case, and the investigation remains open.”

The findings also concluded that, “The Initial Assessment completed by the agency found a preponderance of the evidence to substantiate maltreatment of physical abuse to the infant by the mother.”

The Adams County Health and Human Services Department release also disclosed that authorities had been called to Leida’s home in June to check on the welfare of her son from a previous relationship, Alessandro.

“On June 28, 2025, the agency screened-in a CPS Report alleging neglect to the infant’s now 12-year-old half sibling by the mother,” the findings read. “During the assessment period, an additional report was made to the agency regarding the infant being taken to the hospital with multiple injuries on July 5, 2025. Subsequently, the infant died on July 9, 2025. An assessment of the initial allegation was completed by the agency, and the allegation of neglect to the infant’s now 12-year-old half sibling was unsubstantiated.”

Leida and Eric were separated at the time of baby girl Alisa Eleanor’s death, with Leina living with Alisa and Alessandro in her own apartment. According to reporting obtained by Starcasm, Eric came to the apartment drunk in the early morning of July 5, 2025, and allegedly slapped his estranged wife while she was holding the baby girl. He was booked for domestic battery and domestic disorderly conduct.

A few hours later, Alisa was found unresponsive and a call was made to 911, according to a statement issued by Adams County Sheriff Brent York and reported by Starcarm.

“The City of Adams Police Department responded to the scene, along with LifeStar Ambulance Service,” the statement read. “LifeStar Ambulance Service transported the infant to Gunderson Moundview Hospital. The infant was then transported to UW Health American Family Children’s Hospital in Madison.

“On July 6, 2025, the City of Adams Police Department requested that the Sheriff’s Office take over the case,” the statement continued.

“On July 9, 2025, the child died at UW Health American Family Children’s Hospital,” the sheriff’s statement went on. “Any time an infant death occurs in Adams County a formal investigation takes place.”

Eric shared the news of his daughter’s death on Facebook on July 10.

“It destroys me and shatters my world to announce that over the weekend tragedy has struck,” the post begins “Yesterday at 12:53 PM after 5 days on life supoort [sic], my beloved daughter, little Alisa Eleanor Rosenbrook, slipped the surely bonds to join her grandfather Tom. I do not want well wishes or questions. I will not anwer [sic] anything, read or reply. I ask just for prayers for her.”

Later in July Leida filed for legal separation and was granted a restraining order from Eric. In the separation filing, she stated there had been “too many domestic abuse events,” according to reporting from US Weekly.

She also noted that she’d previously filed for divorce from Eric in 2024. Alicia’s filing listed the couple wedding date as July 8, 2018.

“In her new filing for legal separation, Margaretha accused her ex of physical and verbal abuse,” US reported. “She requested spousal support in the amount of $7,000 per month. In addition, she asked for all furniture, electronics, a 2018 Audi, a 2011 Chevy Suburban, a 2022 Chevy Corvette and a retirement account.”

A month later, Leida dropped both the separation and restraining order requests, Us Weekly reported.

(Photos: TLC)

3 Responses


  1. If you watched their season, you’ll know she’s a terrible human being. She was selfish, aggressive, uncaring, and highly manipulative. I wouldn’t trust that lady with a gold fish. I rarely say this, but there’s no changing that type of person. And I fully could see her getting enraged at a baby crying and harming her. Eric is no prize, but she’s a monster. I hope they lock her up and throw away the key.


  2. I’ll never forget their storyline. She was particularly disgusting and always walked around with a s**t’-eating grin on her face and he was basically a sweaty castrati.

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