Thanks for letting me know, since it's beta and certainly has issues, wanted to see if it was just me. Yes logged in fine, logged off then on...same, it's just siri, find my friends app finds everyone.
So I went into multitasking and closed contacts, now she finds Joe when I ask "where's Joe"..LOL So seems when you change or add a name...contacts will need to be closed in multitasking after any changes to work correctly.