A woman identified as Victim-3 in the Sean “Diddy” Combs federal criminal case is not expected to take the stand in his trial, according to a source familiar with the case.

Prosecutors stated in a motion filed in April that “Victim-1” would not be testifying anonymously. “She is prepared to testify under her own name,” the filing stated.

Victim 1 is widely understood to be Cassie Ventura, Diddy’s former girlfriend, whose civil lawsuit against him was settled late last year. Victim 2 plans to testify anonymously.

One of the alleged victims central to prosecutors’ case against music mogul Sean “Diddy” Combs” took the stand Thursday under the pseudonym “Mia,” testifying Combs sexually assaulted ...