A note to anyone who feels the need to fake it:
Tell the other person things aren't working right, and what you'd like them to try and do to fix it. If they love you they want you to be happy, even if it costs them a sting of pride. This doesn't apply during the first few times together, as virgin sex is (nearly) always terrible.
(As a male

for myself, I have not. I've admitted a few times that I haven't gotten off, but after I said a that I was perfectly fine she'd let it go, and after a year or so she got used to it. She herself was always really quiet during though, so while she always said that she hadn't faked it, for a couple years I was secretly worried she didn't have very many.
Then one evening during a party I eavesdropped on her with her gang of girlfriends talking about sex (Yes, I am horrible person), and I discovered that she had the most orgasms amongst her friends and that she had the best sex life out of all of them. I know its stupid to take a lot of pride in something like that, but damn if I didn't glow that week.