Not without her parents consent.
pregnant
If you both have parental permission.
If her parents consent to the marriage, yes.
Not in the US. And in fact, even when you turn 18, there are (currently) very few states where you will be allowed to marry her. Where's the father?
Yes. Unless the family is willing to forgive and forget or forces you to marry.
Legally, yes. But I don't think many people would recommend it.
If your girlfriend is pregnant and you want to marry her she much be 18 years or older, other then that she may need to have her parents present.
In some states you are legally aloud to marry your 15 year old girlfriend. It would depend on the state that you are residing in.
Yes
The only way for him to marry his girlfriend is for her to be 18 and him to have parental consent or if she is under the age of 18 both would need parental consent. The male would have to be legally divorced from his parents otherwise.
Not without parental consent.
In Texas, a 15 year old minor can marry with parental consent. However, this 19 year old is guilty of statutory rape. He may be arrested if the parties appear and attempt to obtain a marriage license.