My girlfriend has a guy friend, should I be worried? The answer is: it depends. If you know, without a doubt, that your girlfriend is a woman of good character who is loyal and respects the relationship that you two have built, then no, there is no cause for worry.
Is it OK for your girlfriend to have guy friends?
You may begin to form friendships with them as well. While its totally acceptable — even natural — to feel a bit insecure, she wants a guy who is cool with her having male friends because he knows how much she cares about him.
How do I stop worrying about my girlfriends guy friends?
Dont avoid your jealous feelings. Instead, challenge them, suggests Lazarus. Begin by being honest with yourself. Try to figure out why you feel threatened by her friends.