ATP - Hamburg 1R start

First round commenced in Hamburg.

2024 Hamburg Open, an ATP 500 tournament, on Clay, Hamburg, Germany, 15-21 July 2024

Defending champion:

Alexander Zverev (4) who defeated Laslo Djere 7-5 6-3

Henri Squire withdrew after the main draw was published due to illness, and was replaced by lucky loser Francisco Comesana 

Lorenzo Sonego withdrew after the main draw was published due to illness, and was replaced by lucky loser Nick Hardt

First round results:

- Flavio Cobolli defeated Daniel Altmaier 6-4 6-7(6) 6-3

- Francisco Cerundolo (4) defeated lucky loser Francisco Comesana 7-5 6-4

- Wildcard Maximilian Marterer defeated Kwon Soon-woo 6-4 6-7(6) 7-5

- Qualifier Ugo Blanchet defeated Alexei Popyrin 4-6 7-6(6) 6-2

- Pedro Martinez defeated Matteo Arnaldi (6) 7-6(4) 6-1

- Alexander Shevchenko defeated wildcard Rudolf Molleker 6-4 4-6 6-4

- Laslo Djere defeated Zizou Bergs 6-3 7-6(4)