before someone's time

prepositional phrase2

1. •
   From before one was born or old enough to be aware of the world.

   • I don't know — that was before my time
2. •
   At a stage in one's life, development, etc. that seems premature.

   • Oh yes, and tell her to take care of herself too, and not get herself all banged up again, or she will look old before her time. — 1951