Sensation of itchy vagina, or vagina itching, can be very unpleasant, and can be caused by several causes, but most frequent of them are: chlamydia ( vagina yeast infection ), enterobiasis, trichomoniasis. Chlamydia Chlamydia trachomatis or simply chlamydia is known as silent sexual disease. Chlamydia in most cases causes cervicitis, or infection of neck of the womb and urethritis – inflammation of the urethra. Chlamydial infection in most number of