To elaborate,

Campbell is my mothers mother maiden name

Marcus is my mothers father maiden name

My grandfather Don Marcus had two practicing jewish brothers

Marcus is a pre itallian ancient roman name dating back thousands of years, big woop read the rest on wikepedia if you care

Only point is that campbell

I am 1/8 Irish, ive been told that since birth

And marcus is jewish ittalian

As far as my bioligical father i dont kbo