The musician had recently been diagnosed with cancer.
"She was the one that kept all of us close and together for so long," her family said in a statement.
Plus, tributes from Cyndi Lauper, Annie Lennox, Paul McCartney and others.
"R.I.P. King Pelé," the "Envolver" singer wrote.
The musician released his most recent album, Eternal, in 2021.
Julieta Venegas, Helado Negro and more pay homage to the man who created a cross-continental community of Latin indie-music lovers with a tiny blog in the late 2000s.
The songwriter was best known for working with the Stylistics, the Spinners, the Delfonics and more.
He is the second member of the San Francisco rock group to pass away this year.
"Martin was the most musically talented of all of us," frontman Bobby Gillespie wrote in a tribute.
The band said Hall passed after a "brief illness."
