Because he is a third child, which is against the law unless you have specific permission from the government, and too many children is seen as excessive and ultra-religious in that society, which is frowned upon.
It is from the mispronunciation of his first name, 'Andrew', by his sister, Valentine, when they were both young.
Because he was the third of 3 children. Peter Valentine Andrew (Ender)
The first quarter and third quarter moons are also called
The Apollo 11 Space astronauts landed on the moon in a space module called "The Eagle". Andrew Rogue (STZ)
The name of the third quarter tide is called a neap tide. They are Spring tides that occur when the Sun and Moon line up.
It is from the mispronunciation of his first name, 'Andrew', by his sister, Valentine, when they were both young.
Paul Wiggin's birth name is Paul David Wiggin.
Because he was the third of 3 children. Peter Valentine Andrew (Ender)
Thomas Wiggin was born in 1592.
Thomas Wiggin died in 1687.
Jerry Wiggin was born in 1937.
Valentine Wiggin was created in 1985.
Peter Wiggin was created in 1985.
Theresa Wiggin was created in 1985.
Charles Wiggin was born in 1950.
Paul Wiggin is 6' 3".
as far as i can make out; Camp Wiggin if fictional.