Weekly Birthday Dopeness: Barack Obama, Charlize Theron, Martha Stewart & MORE!!

Ever wonder how old your favorite celebrity is? Well, for some, you'll definitely be surprised.

Some musicians seem to be very mature, but really they're just babies. The same goes for actors who look not a day over 25, but have been on this earth long enough to be very seasoned at their craft.

President Barack Obama made history when he became the first African American president of the United States. Becoming the 44th president after his victory in 2008, he has since passed bills including a new plan for health care.

On August 4th, President Obama celebrates his 50th birthday.

Click through to find out how old others including Martha Stewart will turn.