In the 2016 Knoxville Challenger that took place in Knoxville, United States, Frances Tiafoe of the USA ranked 102, while Henri Laaksonen of Switzerland ranked 134.
It took place in Knoxville, United States between 6 and 13 November 2016. Frances Tiafoe 102 (1998-01-20) January 20, 1998 (age 22)
Hyattsville, Maryland, US Henri Laaksonen 134 Since January 2011, he has represented Switzerland. 
