(L.A.) Joanna Proost, 92, Died at a Residence

Case Number: 2025-19242

Los Angeles County is reporting the death of a 92-year-old White/Caucasian female that occurred at her residence.

The coroner’s office has identified the woman as Joanna Proost.

Manner of Death: Natural

Cause of Death: Arteriosclerotic Cardiovascular Disease

RIP JOANNA PROOST ( December 10, 2025)

Formal pronouncement of death was made on Wednesday.