What is Steffi Graff most well known for?

Answer 1

Which nickname? Die Grafin? or fraulein forehand?

Die Grafin , meaning "the Countess" is both a reference to her family's noble past,and her regal rule over the tennis world.

Fraulein forehand, from Bud Collins, because her forehand was the best single stroke ever seen in the sport.

Answer 2

Steffi Graff is most well known for her accomplishments in the sport of tennis. She has won number 1 titles on all 4 of the major surface types used in tennis and at one point was ranked as the worlds number 1 womens tennis player.