June Lockhart, the iconic actress known for her roles in Lost in Space and Lassie, died of natural causes at her home in Santa Monica on Thursday, October 23, 2025. She was 100 years old. A family spokesperson confirmed her passing, describing her final days as peaceful, engaged, and filled with routine. Lockhart remained cheerful and intellectually active, reading newspapers daily and staying informed until the end. Her family has requested privacy and encouraged donations to select charities in her honor.
June Lockhart died of natural, age-related causes at her Santa Monica residence on October 23, 2025. Her daughter and spokesperson Lyle Gregory confirmed she passed away peacefully with loved ones nearby. Lockhart had no major illness disclosed prior to her death. Her family emphasized her continued curiosity and discipline, noting she read both the New York Times and Los Angeles Times daily. The family’s statement painted a portrait of a centenarian who remained mentally sharp and emotionally present.
Cause of Death and Family Statement
Lockhart’s passing was confirmed by multiple outlets, including the Associated Press, People, and The Guardian. The family stated she died of natural causes and had not been battling any serious illness. Her final routine included reading the news and staying engaged with current events. The family has planned a private funeral and asked fans to consider donations to the Actors Fund, ProPublica, and International Hearing Dog Inc. instead of sending flowers.
Quotes and Reactions
Spokesperson Lyle Gregory shared:
“She was very happy up until the very end, reading the New York Times and LA Times every day.”
The family added:
“Mommy always considered acting her craft, her vocation, but her true passions were journalism, politics, science and NASA.”
Fans and colleagues have echoed the sentiment, remembering Lockhart as graceful, thoughtful, and inspiring.
A Career That Spanned Generations
Lockhart’s death marks the end of a rare career arc that stretched from classic Hollywood to the streaming era. She starred in over 200 episodes of Lassie, 84 episodes of Lost in Space, and voiced Alpha Control in Netflix’s 2021 reboot. Her legacy includes two Emmy nominations and appearances in films like Meet Me in St. Louis and Son of Lassie. Her final days reflect the same poise and curiosity that defined her public persona.
What’s Next: Memorials and Tributes
While the funeral will be private, tributes are expected across television networks and social media. Fans may honor her memory by donating to the charities she supported. Retrospectives of her work are likely to air in the coming weeks, celebrating her contributions to American television and film.









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