Thanks for your query.
It is called as dyspareunia
Which is painful intercourse.
The reason could be less seretions in your vagina or inflamed cervix
or few other genital conditions.
visit a gynecologist, since it needs genital examination and it is completely treatable.
Visit as fast as possible and make your sexual life more fruitful than painful.
Hope I have answered your query.
I will be available for your follow up queries if any.
Wishing you good health.