Hazrat Ayesha (RA) is daughter of Hazrat Abu Bakar Siddiqui (RA) and her mother name is ‘Um Roman’. She was 6six year old when nikkkah done before three years in the month of shawal, 10th year of prophecy with Prophet Muhammad 
In shawal hijri year 2, she entered in Madina Manawarah with Prophet Muhammad and it was her first marriage among all other wives (RA) and she was more liked wife compairing to others.
Our Propeht said: Kisi bivi ke lehaf mein mere upar vahi nazil nahi howi magar Hazrat Ayesha (RA) jab mere saath bistar-e-nabwat pr sooti to is haalat mein bhi mujeh pr vahi utarti rehti thi
(Bukhari Jild 1 page 532 Fazal Ayesha)