The youngest daughter of Prophet Muhammad (PBUH) was called Fatima and is the most famous bearer of the name, as her name is famed amongst millions of Muslims. Fatima (RA) was also the only offspring of the Prophet (PBUH) who lived to give birth to children. Some of her descendants include the monarchs who presently rule Jordan.
Fatima Siad is a Somalian model. She famously came 3rd on Cycle 10 of America's Next Top Model, and has been hugely successful ever since. She continues to model, and is also famed for her activism against female genital mutilation.