At what age did you start having grey hair?

in my thirties. but, only a hair or two. forties, had more grey, but still not a lot. fifties, which is now, at 53, i am not completely grey headed.


there is still some brown mixed in. i expect in the next few years i will be completely grey headed. i will dye my hair, until i am 60. At what age did you start having grey hair?
In my middle thirties sometime.