Sadly, yes, he has passed....
Gabriel Rosca died in 1943.
Gabriel Pommerand died in 1972.
Gabriel Farguette died in 1985.
Gabriel Ramanantsoa died in 1978.
Gabriel Villar died in 1826.
Gabriel Bocángel died in 1658.
Gabriel Gifford died in 1629.
Gabriel Cadis died in 2012.
Gabriel Almond died in 2002.
Gabriel Guist'hau died in 1931.
Gabriel Zwilling died in 1558.
Gabriel Richard died in 1832.