JY
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John York
San Francisco 49ers owner
- Fame56.6
- Momentum25.0
- Wikipedia109.8K
Born 1949 · age 77United States
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Summary
Updated 2026-08-29
John C. York is an American retired cancer research pathologist, married to Marie Denise DeBartolo York, and former co-owner and current co-chairman of the San Francisco 49ers. He is a board member of Leeds United.
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Score breakdown
The six component signals behind the Fame score, and their ranks across the leaderboards.
Fame
Rising56.6
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum25.0
Historical5.5
Now attention100.0
Source confidence10.0
Completeness29.0
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