It's a family name, his grandfather was called Prince.
Prince
He had his first son, Prince Michael the First in February of 1997 and his second son, Prince Michael the Second (better known as Blanket), in February of 2002.
Queen Elizabeth II youngest son is, Prince Edward Her second son is Prince Andrew Her first son and therefore the eldest is Prince Charles
Prince George, son of Prince William. Prince William, now second in line, is the son of Crown Prince Charles who is first in line.
Prince Andrew
a prince wich is the kings son
Akbar's first and second sons were twins, Hasan and Husain. They died in infancy. Akbar's second surviving son was Prince Murad.
The next in line to the throne after Prince William is his son, Prince George.
Honey/Husband
A Prince, usually. There isn't a special title they gain from being second in line to the throne, unlike the terms 'heir apparant' and 'heir presumptive'.
Prince William is the son of Prince Charles and the late Diana, Princess of Wales. He is second in line to the British throne after his father. He was born on 21 June 1982.
There is no special name for the president's son -- he is not called a prince nor the heir apparent.