Not to sound old, but I would assume that everyone -- would-be employers and grad school admissions officers included -- googles people these days. And since FB has such a high page rank, I would assume that many of these people end up on your FB profile.
So... perhaps better safe than sorry?
Free GMAT Club tests ($250 value) in addition to any other discounts or coupons when you buy the Knewton Course with KnewtonBest-GMAT-Club discount code.
Use this promo code when you sign up for Knewton: KnewtonBest-GMAT-Club