ATP - Prague Challenger round of sixteen

The round of sixteen is complete in the Prague Challenger and quarter finals are set.

2020 I.CLTK Prague Open By Moneta - an ATP Challenger tournament, on Red Clay, in Prague, Czech Republic, 15-22 August 2020.

Defending champion:

Qualifier Mario Vilella Martinez who defeated Tseng Chun-hsin 6-4 6-2

Round of sixteen results:

- Wildcard Stan Wawrinka (1) defeated Oscar Otte 3-6 7-5 6-1

- Sumit Nagal (6) defeated wildcard Jiri Lehecka 5-7 7-6(4) 6-3

- Wildcard Michael Vrbensky received a walkover from Philipp Kohlschreiber (4) due to illness

- Elias Ymer defeated Tomas Machac 4-6 6-3 6-0

- Tallon Griekspoor defeated Jozef Kovalik (5) 6-1 1-6 6-1

- Pierre-Hugues Herbert (3) defeated Zdenek Kolar 7-6(3) 2-6 6-3

- Henri Laaksonen (7) defeated Yannick Maden (10) 3-6 6-4 6-3

- Aslan Karatsev defeated Ernests Gulbis (14) 6-3 6-3

Quarter final match ups 

Wildcard Stan Wawrinka (1) v Sumit Nagal (6)

Wildcard Michael Vrbensky v Elias Ymer 

Tallon Griekspoor v Pierre-Hugues Herbert (3)

Henri Laaksonen (7) v Aslan Karatsev