What is the meaning of the name roxanne?

Roxanne's complete name is Roxanne Shahid Tsar and is the first daughter of the only one Tsar and his name is Shahid Faruk Tsar who now stands at the level no other person can compete with his fortune,wealth as it comes up to 257 billion US dollars, owner of all major film producing and realising companies in USA, with goldmines still untouches, with 4 major banks soon to be operational, and biggest major TV channels in the world. Having 5daughters Roxanne Tsar, Nadine Tsar, Carol Tsar, Simone Tsar, Simran Tsar, Faruk Tsar and 3 sons Omer Tsar and Nyle Tsar. Has a palace in Switzerland, huge castle in England, most expensive mensions in Chicago, L.A and most expensive penthouse in New York. Tsar is now coming up with the most powerful internet plan.