What was Mardy Fish's highest world singles ranking?
No. 5
No. 7
No. 9
No. 10
Answer
Mardy Fish reached a career-high world singles ranking of No. 7 on February 12, 2011. He was the first American male to reach the world's top 10 since Andy Roddick in 2004, and the first American male to reach the world's top 5 since Jim Courier in 1992.
Mastering Mardy Fish: Explore the Phenomenal Journey of an American Tennis Legend