Ralph Kroll

Ralph Leslie Kroll was arrested on October 8, 2020 and charged in an October 1995 kidnapping and sexual assault in Riverside, California. An 18-year-old woman was grabbed by a stranger while walking down Indiana Avenue in Riverside. She was forced into a nearby apartment complex and sexually assaulted.

There is currently no data on who performed the FGG investigation.

The charges indicate that Kroll is a prior sex offender who has not complied with the terms of the registration. Kroll has pled not guilty, and the case against him is pending in Riverside County Superior Court.

Kroll pled guilty to the charges on October 27, 2021 and was sentenced to 8 years in prison. He continues to deny the charges, however, and claims that he cannot remember where he was, or what happened.

The case brought once again to the forefront criticism by French genealogists that use of commercial DNA testing under its Bioethics Law. The Bioethics lawThe law was last debated in 2019, but the


City News Service. “Eastvale Man Arrested in Decades-Old Riverside Sexual Assault Case.” Press-Enterprise, October 30, 2020. Accessed December 24, 2020. https://www.pe.com/2020/10/30/eastvale-man-arrested-in-decades-old-riverside-sexual-assault-case/.

City News Service. “Ex-Con Who Abducted, Raped Riverside Teen in ’95 Gets 8 Years.” PE, October 27, 2021. Accessed December 29, 2021. https://www.pe.com/2021/10/27/ex-con-who-abducted-raped-riverside-teen-in-95-is-sentenced/.

Madani, Doha. “DNA Evidence Leads to Arrest in 25-Year Cold Case Rape in California-NBC News.” NBC News, reprinted in Geo Gen News, November 1, 2020. Accessed December 24, 2020. http://geogen.org/dna-evidence-leads-to-arrest-in-25-year-cold-case-rape-in-california-nbc-news/.

Miller, Joshua Rhett. “DNA Evidence Links California Man to 1995 Cold-Case Rape, Cops Say.” New York Post, November 2, 2020. Accessed December 24, 2020. https://nypost.com/2020/11/02/dna-evidence-links-california-man-to-1995-cold-case-rape-cops-say/.

Tron, Gina. “DNA Links Man to Unsolved Rape of Teen, Who Was Attacked While Going for a Walk in 1995, Police Say.” Oxygen, November 3, 2020. Accessed December 24, 2020. https://www.oxygen.com/crime-news/ralph-leslie-kroll-charged-with-1995-rape-of-teen.


First Name Ralph
Last Name Kroll
Other Names
Victims 1 (Details)
IGG Started nd
Case Cleared 2020-10-08
IGG Org nd


Case ID Name Age Case Opened Location Investigating Org Most Serious Charge Disposition Court
1415 n/a Jane Doe 18 1995-09-30 Riverside, CA Riverside PD All sexual offenses, including rape, sexual assault, and child molestation Guilty plea entered by defendant Riverside CO SUP CT

Last updated: February 9, 2024

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Case data and narrative licensed under CC BY 4.0: Dowdeswell, Tracey (2023), “Forensic Genetic Genealogy Project v. 2022”, Mendeley Data, V1, doi: 10.17632/jcycgvhm96.1. All other content, including photos, have been added.