Former Cape Cod rowing coach Guy Monseair, 57, has been arrested in New York City on charges of aggravated statutory rape of a child and indecent assault and battery on a child under 14, stemming from his time coaching on Cape Cod. Monseair faces five total charges, including four counts of aggravated statutory rape.
The investigation began in October 2026 after Barnstable police received information about alleged sexual assaults. Detectives discovered Monseair was residing and coaching in the Bronx, leading to an arrest warrant granted by Barnstable District Court on November 4. He was taken into custody the following day, November 5, by the NYPD and the HSI Human Trafficking Task Force, with assistance from Homeland Security Investigations in Boston and New York.
A former coach at several Cape Cod rowing clubs was arrested in New York Thursday on child rape charges stemming from his time with the organizations, police said. Guy Monseair, 57, was taken into custody in the Bronx by New York City police and members of the Homeland Security…
Monseair Faces Charges in Bronx
Monseair was arrested in the Bronx, where he was living and working as a rowing coach at the time of his apprehension. Pending extradition to Massachusetts, he is formally charged with four counts of Aggravated Statutory Rape of a Child and one count of Indecent Assault and Battery on a Child Under 14.
Investigation Details
The Barnstable Police Department’s investigation into Monseair began last month, October 2026, following allegations that arose during his tenure with several rowing clubs on Cape Cod. The police statement specifically credits the NYPD, HSI Boston, and HSI New York for their assistance in securing the arrest and bringing the charges forward.
Case Remains Under Investigation
The case remains active and ongoing, and will be prosecuted by the Cape & Islands District Attorney’s Office. The Barnstable Police Department has encouraged anyone with additional information to contact Detectives Dennis Reddy or Catarina Parache. As with all criminal defendants, Monseair is presumed innocent unless and until proven guilty in a court of law.
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