Queen Elizabeth's 83rd Birthday: A Style Slideshow

Happy Birthday, Queen Elizabeth II! Today marks the monarch's 83rd year, though the occasion is celebrated twice a year in England: once privately, on her actual birthday, and again with an official national celebration in June.

Today we offer a look back at some of her most glorious gowns, as well as a few of her more casual moments, and what she wore to meet U.S. presidents, beginning with Truman.

Or read more about Queen Elizabeth's style here.

Queen Elizabeth II