Beyonce met Jay-Z when she was still in her girl music group, Destiny's Child when she was just 18-years-old. The couple didn't start really dating though until she was about 19. This was around the year 2000. They dated for about four years before they decided to get married, though.
The power A-list Hollywood couple finally made their relationship official when they got married in 2008. They had a secret wedding ceremony in Jay-Z's New York City apartment. This is how private they really are.