Using both christian and surnames, Rene Descartes is the Father of Modern Mathematics and has 13 letters in his name.
Marie Antoinette
· Harrison Ford
Sylvester Stallone
Lev Tolstoy (was a Russian novelist)
Lev Tolstoy (was a Russian novelist)
Hugh Hefner
Suk Mypenis
Cal Yarborough is a famous auto racer. Elizabeth Montgomery is a famous actress. George Washington was the first U.S. President.
Harriet Tubbman
Florence Chadwick - the first woman to swim the English Channel in both directions.
Cameron Diaz
The average number of letters in a person's first name is typically around 6-7 letters. This can vary depending on cultural norms and naming trends.