ATP - Delray Beach 2nd round start

Second round commenced in Delray Beach.

2021 Delray Beach Open - an ATP 250 tournament, on Hard, in Delray Beach, USA, 7-13 January 2021.

2020 champion (not defending):

Reilly Opelka (4) who defeated Yoshihito Nishioka 7-5 6-7(4) 6-2

Second round results: 

- Qualifier Christian Harrison defeated Cristian Garin (1) 7-6(3) 6-2

- Gianluca Mager defeated Sam Querrey (6) 7-6(8) 6-1

- Sebastian Korda defeated Tommy Paul (5) 4-6 6-3 6-2

- John Isner (2) defeated Thiago Monteiro 6-4 7-6(4)