Crime Solvers Central
CSC
268 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Joan Gianera death by force case profile photo

Joan Katherine Foster Gianera

Case from Santa-cruz, CA dated Jan 25, 1973

Victim Details

Joan Katherine Foster Gianera

Female

Santa-cruz

CA

1973-01-25

21

Joan

Katherine Foster Gianera

07/25/2026

Case Description

Any updates on this case? Let us know!
Joan Katherine Foster Gianera, born on July 19, 1951, in Vienna, Austria, tragically lost her life on January 25, 1973, in Santa Cruz, California. Joan, along with her husband Jim Ralph Gianera, was a victim of the notorious serial killer Herbert Mullin. Mullin, who was a high school classmate of Jim, committed the heinous act by shooting and stabbing the couple at their home on Western Drive in Santa Cruz. The couple was survived by a child who was fortunately with Joan's mother at the time of ...
MEMBER ACCESS

Continue reading the complete case summary

Unlock the full case narrative for Joan Katherine Foster Gianera, all available source links, additional videos, and member discussions.

Unlock Full Case Access — $3.97/month
Cancel anytime.
Already a member? Log in

Links to Additional Sources (6)

See any mistakes? Let us know!
  • Serial killer Herbert William MULLIN Mutilation - In Mullin's view, his murders were the only way to prevent another earthquake from destroying California
  • Herbert Mullin - Wikipedia
    • MEMBER ACCESS

    Unlock 4 additional sources

    View the complete collection of available reporting and reference links for this case.

    View All Case Sources — $3.97/month
    Cancel anytime.
    Already a member? Log in

    Latest News

    View All

    Forum Posts (1)

    Has anyone else looked into the connection between Jim Ralph Gianera and Herbert Mullin from their h... ...Read More
    06/17/2024
    MEMBER ACCESS

    Join the discussion for Joan Katherine Foster Gianera

    Read full forum posts and contribute to this case discussion.

    Unlock forum access — $3.97/month
    Already a member? Log in

    Other Cases from Santa-cruz, California

    Elizabeth Chase Butler death by force case in Santa-cruz, CA

    Elizabeth Chase Butler

    Death: Feb 26, 2013
    Elizabeth Chase Butler, a 38-year-old detective with the Santa Cruz Police Department, tragically lo l ...Read More
    Penny Rickenbaker death by force case in Santa-cruz, CA

    Penny Rickenbaker

    Death: Jun 11, 1974
    Penny Rickenbaker, aged 30, died on June 11, 1974, in Santa Cruz, California. Her death was initiall l ...Read More
    Kathleen Louise Kathy Prentiss death by force case in Santa-cruz, CA

    Kathleen Louise Kathy Prentiss

    Death: Jan 25, 1973
    Kathleen Louise "Kathy" Prentiss, aged 29, tragically lost her life on January 25, 1973, in Santa Cr C ...Read More
    Rosalind Heather Thorpe death by force case in Santa-cruz, CA

    Rosalind Heather Thorpe

    Death: Feb 05, 1973
    Rosalind Heather Thorpe, a 23-year-old student at the University of California, Santa Cruz, was trag a ...Read More
    Alice Liu death by force case in Santa-cruz, CA

    Alice Liu

    Death: Feb 05, 1973
    Alice Helen Allison Liu, a 21-year-old student from Santa Cruz, California, tragically lost her life f ...Read More
    Ellen Marie Hansen death by force case in Santa-cruz, CA

    Ellen Marie Hansen

    Death: Mar 29, 1981
    Ellen Marie Hansen, a 20-year-old student at the University of California, Davis, tragically lost he h ...Read More