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Case Description
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Joan Katherine Foster Gianera, a 21-year-old Austrian woman, was tragically murdered on January 25, 1973, in Santa Cruz, California. Joan was married to Jim Ralph Gianera, and the couple lived on Western Drive in Santa Cruz. On that fateful day, both Joan and Jim were brutally attacked in their home by Herbert Mullin, a serial killer who terrorized the region during the early 1970s. Mullin, who had been a high school classmate of Jim, entered their residence and proceeded to shoot and stab both ...Read More
Links to Additional Sources (5)
See any mistakes?Victim Details
Joan Gianera
Female
Santa Cruz
CA
1973-01-25
21
Joan
Gianera
11/12/2025
Forum Posts (2)
I recently came across an old newspaper article discussing the devastating impact the murders had on... ...Read More
10/05/2023
10/05/2023
Reading about Joan and Jim Gianera, I've been struck by the randomness of Mullin's attacks. It's jus... ...Read More
05/05/2023
05/05/2023
