Bob Weir
American · 78 years old · Died 3 June 2026
Founding member and guitarist of the Grateful Dead
Cause of death
Complications from cancer
Bob Weir was a founding member of the Grateful Dead, one of the most influential and beloved bands in rock history. He joined the band as a teenager and remained its rhythm guitarist and vocalist for the band's entire 30-year run, and continued performing in various incarnations after Jerry Garcia's death. The Grateful Dead's improvisational concerts and devoted "Deadhead" fanbase became a cultural phenomenon. He died at 78 from complications of cancer.
How common is cancer (all types)?
Bob Weir died of complications from cancer. Globally, cancer (all types) kills 10,000,000 people every year — that is 27,397 per day, or roughly one person every 3 seconds. It accounts for 16% of all deaths worldwide.
Deaths / year
10,000,000
Deaths / day
27,397
Deaths / hour
1,142
Deaths / second
0.32
Share of all global deaths
Risk factors for cancer (all types)
Since Bob Weir died
Live count since 3 June 2026
Total deaths worldwide since then
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Deaths from same cause since then
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